Float the famous turquoise waters of Rio Celeste on a guided tubing tour with lunch included. This 3-hour outing combines easy river navigation, rainforest wildlife sightings, and local geological wonders near Tenorio Volcano.
Float the famous turquoise waters of Rio Celeste on a guided tubing tour with lunch included. This 3-hour outing combines easy river navigation, rainforest wildlife sightings, and local geological wonders near Tenorio Volcano.
You push off into a bowl of blue: the Celeste River takes you, slow and sure, beneath a canopy of fig and heliconia. The current nudges your tube around braided channels, and the water — an improbable turquoise born of volcanic chemistry — seems to glow under the forest shade.
Verified experiences and guided adventures in the surrounding area.
Operated by Onca Tours · Bijagua, Alajuela
You push off into a bowl of blue: the Celeste River takes you, slow and sure, beneath a canopy of fig and heliconia. The current nudges your tube around braided channels, and the water — an improbable turquoise born of volcanic chemistry — seems to glow under the forest shade.
The river’s color is the region’s signature: two clear streams collide near Tenorio Volcano, stirring minerals and microscopic particles that scatter light into that electric blue. The surroundings carry human history too — small ranching and coffee families in the foothills and local guides who’ve made rivers their livelihood for generations.
Geology here is active and obvious. The Tenorio massif feeds hot springs and mineral-laden streams; erosion carves channels while the rainforest rebuilds margins with thick roots and leaf litter. Wildlife is close: howler calls and bird chatter are part of the ride, and guides know the best bends to spot sloths and toucans.
Practically, expect a 3-hour outing that mixes relaxed floating with short guided hikes and safety briefings. Lunch is included; equipment and life vests are provided. The tour suits travelers with moderate fitness — you’ll get in and out of tubes and follow guide instructions. Not recommended for pregnant travelers or those with serious spinal or heart conditions. Bring quick-dry clothes, water, waterproof storage, and a spirit for slow-moving river sections punctuated by sudden flow. Timing matters: choose drier months for easier access, but wet season delivers richer jungle color and stronger currents.
This is a hands-on, low-technical river experience where the landscape does the telling and the current sets the pace.
The full experience is about three hours from briefing to return; actual floating and short hikes make up most of that time.
Most of the year the river’s blue is visible; color intensity varies with light and water volume — volcanic mineral reactions create the hue after two streams meet.
Yes — lunch and specialized tubing equipment, including life vests, are included in the tour price.
People with serious heart conditions, recent spinal injuries, or pregnant travelers should not join; the tour requires moderate fitness and some physical entry/exit from tubes.
Onca Tours operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




You push off into a bowl of blue: the Celeste River takes you, slow and sure, beneath a canopy of fig and heliconia. The current nudges your tube around braided channels, and the water — an improbable turquoise born of volcanic chemistry — seems to glow under the forest shade.
You push off into a bowl of blue: the Celeste River takes you, slow and sure, beneath a canopy of fig and heliconia. The current nudges your tube around braided channels, and the water — an improbable turquoise born of volcanic chemistry — seems to glow under the forest shade.
The river’s color is the region’s signature: two clear streams collide near Tenorio Volcano, stirring minerals and microscopic particles that scatter light into that electric blue. The surroundings carry human history too — small ranching and coffee families in the foothills and local guides who’ve made rivers their livelihood for generations.
Geology here is active and obvious. The Tenorio massif feeds hot springs and mineral-laden streams; erosion carves channels while the rainforest rebuilds margins with thick roots and leaf litter. Wildlife is close: howler calls and bird chatter are part of the ride, and guides know the best bends to spot sloths and toucans.
Practically, expect a 3-hour outing that mixes relaxed floating with short guided hikes and safety briefings. Lunch is included; equipment and life vests are provided. The tour suits travelers with moderate fitness — you’ll get in and out of tubes and follow guide instructions. Not recommended for pregnant travelers or those with serious spinal or heart conditions. Bring quick-dry clothes, water, waterproof storage, and a spirit for slow-moving river sections punctuated by sudden flow. Timing matters: choose drier months for easier access, but wet season delivers richer jungle color and stronger currents.
This is a hands-on, low-technical river experience where the landscape does the telling and the current sets the pace.