By Mr. Phoenix – Hoang Anh Nguyen, Cat Ba Nomad · Last updated 1 September 2026 · Written on Cat Ba Island

The best sunset on Cat Ba isn’t from land, it’s from the water. Here’s where to catch the light, on the island and out in the bay.

The viewpoints worth the walk up

Cannon Fort, an old French and American-era hilltop fortification above Cat Ba Town, is the easiest proper viewpoint on the island, a short uphill walk or ride gets you a wide view over the town, harbor and out toward the islands, particularly good in late afternoon light.

Sunset from the water

The best sunset on Cat Ba genuinely isn’t from land. Watching the light hit the limestone karsts from a boat or kayak out in Lan Ha Bay, with the rock turning gold and then pink as the sun drops, is a different experience from watching it over a horizon. This is why we time several of our boat tours to be out on the water in the last hour before sunset rather than already back at the dock.

Cat Co beach in the evening

If you don’t want to leave land, the Cat Co beach strip faces a direction that catches decent evening light, and it’s an easy, no-planning-required spot if you just want a drink and a view without booking anything.

A few tips for shooting golden hour on the bay

Shoot from low on the water if you can, kayak or small boat, rather than a large cruise deck, it puts you closer to the rock and the light reflecting off the water. The light window is short here, maybe twenty minutes of genuinely good color, so have your shot in mind before the sun starts dropping rather than figuring it out in the moment. And put the camera down for at least some of it, this is one of those places worth just watching.

We build our sunset cruise and evening kayak timings specifically around this window. Tell us if a good sunset is a priority for your trip and we’ll plan the timing around it rather than a fixed schedule.

A few things worth knowing before you go

Two practical notes that don’t fit neatly under “best spots” but matter more than most photography tips. First, the dry season (roughly October to April) gives you noticeably clearer skies and more saturated sunset color over the karsts than the summer months, when haze and afternoon cloud build up are common. If a good sunset photo is the actual goal of your trip rather than a nice bonus, that’s the window to build your dates around.

Second, and worth saying plainly: the Cannon Fort viewpoint is not an officially staffed or maintained site. You may find a local collecting a small entry fee at the path, this isn’t a government ticket booth, it’s informal, and it can change without notice. Bring small cash if you go, treat any posted price as negotiable, and don’t be surprised if the setup looks different from one trip to the next. We still think the view is worth the walk, we just don’t want you expecting an official visitor centre.

Bringing a drone? Read this first

Vietnam requires a permit from the Ministry of Defense for any foreign visitor flying a drone, arranged through a local agency and typically taking around a week, with a guarantor requirement that means you can’t legally fly solo on a tourist trip booked last minute. This isn’t Cat Ba-specific, it applies island-wide and across the country. Realistically, this rules out drone photography for almost anyone on a short holiday. If aerial shots matter to you, the practical workaround is booking a boat trip that already includes drone footage from an operator with the right paperwork, rather than bringing your own.

Comparing the three spots

Spot	How you get there	Cost	Crowd level	Best for
Cannon Fort viewpoint	Short uphill walk or motorbike from Cat Ba Town	Small informal fee, cash	Moderate, especially peak season evenings	Wide harbor and town views without a boat
Boat or kayak in Lan Ha Bay	Booked tour, sunset cruise or evening kayak	Cost of the tour	Low, spread across the bay	The best light on the karsts, hands down
Cat Co beach strip	Walk from town, no planning needed	Free	Low to moderate	A relaxed drink and view, zero logistics

A simple sunset evening, planned

If you only have one evening to spend on this, here’s the order that works well for most people. Arrive at Cat Co beach in the late afternoon for an early swim while the light is still soft, head up to the water for the last hour before sunset, either on a booked cruise or a kayak if you want to be closer to the water yourself, then come back to town for dinner once it’s dark. Trying to fit in the Cannon Fort walk on the same evening as a boat trip is tight, most people end up choosing one or the other rather than both in a single visit.

Shooting sunset on just a phone

You don’t need a real camera for any of this. Tap to focus on the horizon or the rock face rather than the sky, most phones will otherwise expose for the brightest part of the frame and lose the color in the karsts. If your phone has an exposure slider, drag it down slightly once you’ve tapped to focus, it keeps the sky from blowing out to white. Turn off flash completely, and if you’re shooting from a moving boat, use burst mode and pick the sharpest frame afterward rather than trying to time a single shot. HDR modes on newer phones handle the high contrast between bright sky and dark rock reasonably well and are worth leaving on for this specific kind of shot, even if you’d normally avoid it.

If you only get one shot at this trip

People ask us which of the three spots to pick if they can only do one. Our honest answer, and this is genuinely not just an upsell, is the boat or kayak option. Land based views are good, but the reason Lan Ha Bay photographs the way it does in every brochure you’ve seen is the water itself, the reflection, the way the karsts stack into the distance in a way you simply can’t frame from a hillside. If your schedule or budget only allows one sunset activity on the island, spend it on the water rather than the fort.

Related Reading

• Tour: Ha Long Bay Day Cruise from Cat Ba
• Best Beaches on Cat Ba Island: Cat Co 1, 2, 3 and Beyond
• Kayaking Lan Ha Bay at Night: Chasing Glowing Plankton

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