Reviewed · SIGHTSEEING BUS TOURS
Rhodes: Hop-on Hop-off Bus and Submarine Tour
Rhodes changes mood fast, above ground and underwater. This one-day ticket pairs a hop-on hop-off bus loop through Rhodes City and Old Town with a Poseidon submarine cruise from Mandraki Harbor. I like the way the bus audio helps you understand the island’s story, and I like that the submarine lets you see marine life through windows without getting wet. One thing to consider, Mandraki Harbor is busy and the buses run hourly, so you need a little patience if you want to hop off for photos often.
You also need to be ready for real-world tech hiccups. A few people noted that audio playback and headphone sockets on the bus were unreliable at times, so bring the mindset of, enjoy the ride and sights first, let the audio be a bonus. The submarine experience tends to win anyway, especially for families.
In This Review
- Key Points at a Glance
- Rhodes in One Day, Bus Orientation and Poseidon Underwater Views
- Mandraki Harbor Start, Finding the Poseidon Submarine in a Busy Port
- Hop-On Hop-Off Reality Check, Hourly Buses and Quick Stops
- From Monte Smith to Grand Hotel, What Each Bus Stop Adds to Your Rhodes Plan
- Acropolis of Rhodes – Monte Smith
- San Francisco
- New Marina
- Tourist Harbor
- Old Town of Rhodes
- Rhodes City Center
- Town Hall
- Psaropoula Square – Diagoras Statue
- Aquarium
- Rhodes Horizon (Kato Petres)
- Grand Hotel – West beachside
- Inside the Poseidon Submarine, Clear Sea Life Viewing Without Submersing
- Deck Views on the Cruise, Old Town Walls and Windmills From the Water
- Audio Guides, Free WiFi, and Underwater Photos, What’s Included and What to Expect
- Price and Value for a $41 One-Day Combo in Rhodes
- Who Should Book This, Families, First-Time Rhodes Visitors, and Story-Driven Sightseers
- Should You Book the Rhodes Hop-On Bus and Submarine Tour?
- FAQ
- Where is the meeting point for the bus and the submarine?
- How many languages are available on the audio guides?
- Can I use the bus and submarine on different days?
- Is the submarine tour wheelchair accessible?
- What is included with the submarine besides the cruise itself?
- Is food included in the price?
Key Points at a Glance

- Two experiences, one ticket, bus orientation plus a Poseidon submarine cruise
- Old Town built into your day, so you can see the city and then come back with context
- Clear-water underwater viewing, the hull sits 2.5 meters below the surface while the vessel stays above sea level
- Hands-on sightseeing from the deck, you can step outside to view Old Town walls and windmills
- Audio guides included, bus has 9 languages and the submarine has English
- Good add-ons for memories, free underwater photos and free WiFi on board
Rhodes in One Day, Bus Orientation and Poseidon Underwater Views

This is a smart “first contact” day in Rhodes City. The bus component is there to get your bearings fast, then the submarine adds a totally different angle, marine life and underwater views in clear water. You get to mix education with something genuinely fun, especially when the sea-life viewing window comes into play.
The Poseidon submarine part is particularly well matched to a one-day itinerary. The vessel remains above sea level at all times, while the underwater observatory hull sits 2.5 meters below the surface. That design means you get underwater viewing without the full-on intensity of a deep water experience. It is also set up so you can leave the cabin and walk on the deck when you want fresh air and those big city views.
If you prefer to control your own pace, the hop-on hop-off format helps. You can get on, get off, and circle back to the places you care about most, especially Old Town.
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Mandraki Harbor Start, Finding the Poseidon Submarine in a Busy Port

The Poseidon Submarine departs from Mandraki Harbor, right in central Rhodes. That’s convenient because it keeps the “underwater” part of the day anchored near the city where most sights cluster.
It can also be a little chaotic at first. Mandraki Harbor is busy, and the meeting point can feel hard to spot, especially if you are arriving from a bus stop and there are multiple kiosk areas. My practical advice is to arrive with a bit of buffer and look for the specific operation branding for the submarine, not just any boat staff nearby.
Also note how flexible the layout is once you are on board. You are not stuck watching only through a window. You can move between the cabin and the deck, which makes the cruise feel more like a sightseeing boat plus underwater viewing rather than a single locked-in room.
Hop-On Hop-Off Reality Check, Hourly Buses and Quick Stops

In theory, hop-on hop-off means you can get off whenever you want. In practice, the schedule matters. One helpful tip from real timing, the buses run about hourly, so if you hop off for a photo and want to do a short stroll, plan on waiting for the next bus.
There is another small wrinkle: some stops can feel like brief pauses. Even if a stop is on the route, you might not get the same amount of time everywhere. So for your best day, think of the bus as your moving map. Use it to reach the key areas, then spend your longer time on Old Town and the stops that match your interests.
The upside is you do get a lot of city coverage in a single day without coordinating taxis or figuring out routes. The route includes 12 bus stations, and the stop list you will use includes Acropolis of Rhodes – Monte Smith, San Francisco, New Marina, Tourist Harbor, Old Town of Rhodes, Rhodes City Center, Town Hall, Psaropoula Square – Diagoras Statue, Aquarium, Rhodes Horizon (Kato Petres), and Grand Hotel – West beachside.
From Monte Smith to Grand Hotel, What Each Bus Stop Adds to Your Rhodes Plan

The bus route is basically a guided outline of Rhodes City. Even if you do not hop off at every stop, riding it once gives you a mental grid for where everything sits.
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Acropolis of Rhodes – Monte Smith
This is the hill stop that helps you understand the city layout. People highlight the hill views over Rhodes Town as a payoff. If you like vantage points but do not want a big hike, this is where the bus can function like a viewpoint shuttle.
San Francisco
A named stop like San Francisco is useful because it helps you anchor your navigation to recognizable city zones. If you want to connect with other parts of Rhodes City by foot after the bus, use this type of stop as a waypoint rather than a must-do.
New Marina
Marina areas are good for two reasons. They give you a quick change of scenery and they help you see how the city opens toward the sea. If you are comparing the harbor areas before your submarine ride, this stop can set the stage for what you will later see from the water.
Tourist Harbor
Another harbor stop, another chance to orient yourself. Harbor zones are where Rhodes feels most maritime, and it is handy to catch them before you head to the submarine.
Old Town of Rhodes
This is the heart of the visit. You can treat this as your base for the walking part of the day. Once you have your bus ride audio context, Old Town stops being just an area, it becomes a story you can place on the map.
Rhodes City Center
This is practical for getting around and reducing walking time. If you want to weave your own schedule, the city center stop helps you time transfers so you are not cutting it too close to your submarine departure.
Town Hall
A civic landmark stop like Town Hall is great for quick photos and orientation. It also functions like a reminder that Rhodes City is not only about medieval walls, it is also a working modern place.
Psaropoula Square – Diagoras Statue
Squares and statues are often the easiest places to find again after you wander. This stop is useful as a “rejoin point” if you are going back and forth between Old Town and nearby areas.
Aquarium
This is the obvious one if you are traveling with kids. A submarine viewing window and an aquarium pairing makes sense, especially if you want marine-life themes without needing a long day.
Rhodes Horizon (Kato Petres)
This stop name points toward the Kato Petres area. It is good if you want to stretch beyond the densest historic core and see more of how Rhodes City connects to the surrounding zones.
Grand Hotel – West beachside
If you want that beachside angle while still staying on a structured route, this stop fits. It can also be a good alternative if you want to cool down with sea air between bus loops.
Inside the Poseidon Submarine, Clear Sea Life Viewing Without Submersing

This is the part most people remember. The submarine cruise is designed to feel pleasant and safe for adults and children. You stay above sea level, but you get an underwater observatory experience because the hull that houses the viewing area sits 2.5 meters below the surface.
That matters for comfort. You do not need to worry about a cold, deep, or claustrophobic feel being part of your plan. Instead, the viewing window gives you steady chances to watch fish and underwater details as you pass along.
One of the strongest details here is the scuba diver feeding fish. That feeding moment tends to pull focus because it changes the underwater scene from passive “look at fish” to active “watch what happens.” People also mention the water is clear, which makes a big difference for what you can actually see through the windows.
A practical note, do not expect a long time where you never leave the viewing cabin. You can walk on deck at any time, so the experience is a mix of above-water sightseeing and underwater peeks. If you go in thinking it is purely interior time, you might feel a mismatch. If you go in expecting variety, it plays well.
Deck Views on the Cruise, Old Town Walls and Windmills From the Water

The submarine is not only about underwater viewing. You can step out onto the deck, and that is where you get the best “Rhodes is real” moments.
From the deck, you can enjoy views like the Old Town walls and the windmills, along with the calm surrounding sea. That combination is a nice contrast to the bus, which shows you the city from land. On the water, you get long sightlines that make the medieval fortifications feel more monumental.
It also helps you connect the day. When you later look back at the Old Town walls from the streets, you are not starting from zero. You already saw their shape and position from another angle.
Audio Guides, Free WiFi, and Underwater Photos, What’s Included and What to Expect

The bus has an audio guide in 9 languages: Greek, English, German, Italian, Spanish, France, Russian, Turkish, and Hebrew. The submarine has an audio guide in English.
That is a solid setup if you like to learn while you ride. It is also why this combo works: you are not just checking boxes, you are building a simple narrative for what you are seeing. On a day with limited time, that added context can turn a quick look into something more meaningful.
But the real world matters. Some people found headphone sockets or audio sources were not working reliably on the bus, so I recommend you test your headset early and have a backup plan. If the audio fails, the bus still gives you the route exposure and the main sight connections.
Other inclusions are practical wins:
- Free WiFi
- Free underwater photos from the diver
- A bar on the submarine, drinks not included
If you like having a souvenir without extra effort, the free underwater photos are a nice touch. Just remember drinks are not included, so bring cash or a card you can use onboard.
Price and Value for a $41 One-Day Combo in Rhodes

At about $41 per person for a one-day experience, the value comes from pairing two very different activities that are hard to replace with a single walking plan.
If you only did the bus, you would still need to arrange a separate marine viewing experience. If you only did the submarine, you would miss the “where am I” orientation that makes Old Town more satisfying to explore afterward. This ticket gives you both, with the submarine centered at Mandraki Harbor and the bus designed to connect you across Rhodes City.
It is also good value for families. The submarine is described as ideal for children of all ages, and the bus lets you move without committing to a full day of on-foot walking.
The main value risk is time. If you want long sits at many photo stops, hourly service can slow you down. Still, for most people doing one day in Rhodes City, the combo time management is exactly the point.
Who Should Book This, Families, First-Time Rhodes Visitors, and Story-Driven Sightseers

I would book this if you fit at least one of these:
You are visiting Rhodes City for the first time and want a simple way to understand the geography and the major areas. The bus route gives you a structure, and Old Town becomes less confusing once you have ridden the loop.
You travel with kids who enjoy animals and movement. The submarine viewing and the diver feeding fish are the kind of moment that usually lands well for families, and the aquarium stop on the bus route is a useful extra option.
You want a low-stress way to see sea life without signing up for a full dive or long open-water boat day. The vessel stays above sea level and the underwater viewing is built into the hull, which keeps this within reach for many comfort levels.
If you hate waiting around and you want frequent on-and-off stops, consider the hourly bus rhythm. If you rely on audio narration for every moment, also plan for occasional headphone or audio issues.
Should You Book the Rhodes Hop-On Bus and Submarine Tour?
If you are doing Rhodes City in one day, I say it is a strong yes. You get the practical city orientation of a hop-on hop-off bus plus a Poseidon submarine cruise that is genuinely memorable, mainly because the underwater viewing is clear and the diver feeding fish turns it into an event, not just a passive look.
Book it if you want an easy blend of history context and marine-life fun, and if you can accept that you might wait a bit between bus stops. Pass or look for another plan if you need guaranteed audio throughout, hate any waiting, or want a submarine experience that feels completely interior the whole time.
If you want one efficient day that mixes learning, sea life, and great viewpoints, this Rhodes combo fits.
FAQ
Where is the meeting point for the bus and the submarine?
The submarine departs from Mandraki Harbor. You can meet for the overall activity either at Mandraki Harbor or at any of the 12 bus stops.
How many languages are available on the audio guides?
The bus audio guide is available in 9 languages: Greek, English, German, Italian, Spanish, France, Russian, Turkish, and Hebrew. The submarine audio guide is in English.
Can I use the bus and submarine on different days?
Yes. You can use the bus tour and submarine cruise on the same or different days.
Is the submarine tour wheelchair accessible?
The activity is listed as wheelchair accessible.
What is included with the submarine besides the cruise itself?
The submarine cruise includes an English audio guide, free underwater photos from the diver, free WiFi, and access to a bar where drinks are not included.
Is food included in the price?
Food and drinks are not included. There is a bar on the submarine, but drinks cost extra.
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