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Pasión River

Plizio editorial teamUpdated: Jun 2026Data Sources

River

Weather…

The Pasión River is a significant waterway in northern Guatemala, originating in the Petén department and serving as a major tributary to the Usumacinta River system. Stretching approximately 354 kilometers, the river winds through dense tropical rainforests and was historically a vital trade route for the ancient Maya civilization. Numerous archaeological sites, including Ceibal, Aguateca, and Dos Pilas, are situated along its banks, highlighting its past strategic importance. Geographically, the river is known for its wide meanders and rich aquatic biodiversity, supporting species such as crocodiles, turtles, and diverse fish populations. In recent history, the river gained international attention due to a massive ecological disaster in 2015 caused by pesticide runoff, which led to a catastrophic die-off of fish. Today, the Pasión River is a focus for ecological research and adventure tourism, with ongoing efforts dedicated to the restoration and protection of its delicate ecosystem.

Location: Guatemala
Nearby: Cobán (7 km)

Best time to visit & climate

The most pleasant time to visit is Jan, Feb, Dec.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	22	24	26	29	29	26	26	26	26	25	23	22
Rain mm	93	58	51	46	145	269	189	242	307	257	153	110

📋 Practical info

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Getting there

Access to this important waterway is generally via the main roads of the region that lead down to established ferry ports or boat docks. Well-known riverside settlements typically serve as the primary base for organized boat tours to archaeological sites.

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Best season

A visit is typically recommended during the drier months so that the historical ruins along the banks can be reached without navigating heavy mud. During the rainy season, the water level usually rises significantly, which can sometimes make boating easier.

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Terrain & paths

The bank region is largely characterized by dense tropical forest and soft, often swampy soils that immediately surround the historical sites. Those visiting the ruins must generally negotiate narrow, root-strewn jungle paths on foot to reach the areas.

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What to bring

For tours to the Maya sites, lightweight, breathable tropical clothing, closed hiking shoes, and a good rain jacket are typically very important. Insect repellent and a sufficient supply of drinking water should generally never be missing during boat trips.

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Parking

Vehicles are usually parked at official docks or in guarded areas of local lodges before visitors transfer into a boat. It is typically highly advisable to choose parking spaces that are officially managed by the local tourism cooperative for better security.

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Safety

Because the river flows through remote jungle, trips to the sites should generally only be undertaken with experienced, local boat operators. Mosquito protection is extremely important here, as is strictly avoiding swimming in the somewhat murky waters.

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Time needed

A typical boat tour to the ruins, including the round trip and the actual site visit, usually takes up a full day. For more in-depth archaeological explorations, visitors typically plan for overnight stays in the nearby riverside villages and lodges.

Geography

Coordinates

16.50000, -90.25000

Facts

The Pasión River spans a total length of approximately 354 kilometers.
It joins the Salinas River at Altar de Sacrificios to form the Usumacinta River.
The Maya city of Ceibal on its banks was inhabited as early as 800 BC.
In 2015, more than 100 kilometers of the river were impacted by a major toxic spill.
The river's drainage basin covers significant portions of the southern Petén lowlands.
The river is navigable for much of its length due to its relatively slow current.

Explore nearby

Notable places around

Alta Verapaz Hydroelectric Plant<1 km · EExplore →

Edzná3 km · NWExplore →

Bridge of the Slaves3 km · SExplore →

Ruins of San Jerónimo4 km · NExplore →

Dos Pilas Ruins5 km · SExplore →

Aguateca7 km · NExplore →

Cobán7 km · SExplore →

Tactic11 km · SExplore →

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

Start Destination Via (optional)

Overnight stops

Vehicle

Only stops with (optional): 💧 Water ♻️ Disposal 🔌 Power 🚻 Toilets 🚿 Shower

Sights nearby

Frequently asked questions

Can you go canoeing on the Río de la Pasión?

Yes, it is one of the best ways to explore the region.

Are there crocodiles there?

Yes, caution is advised, keep your distance.

Are there archaeological sites there?

Yes, there are some ruins right on the riverbank.

When is the best time to visit?

During the dry season to facilitate access to the ruins.

Do you need a guide?

Yes, to find the archaeological sites and navigate safely.

Pasión River: where is it located?

Pasión River is located in Guatemala.

Pasión River: when is the best time to visit?

The most pleasant time to visit is Jan, Feb, Dec.

Pasión River: why is it worth visiting?

The Pasión River is a significant waterway in northern Guatemala, originating in the Petén department and serving as a major tributary to the Usumacinta River system.

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