Learn to canyon on the Riera d'Osor in the Guilleries—an accessible, three-hour ravine descent with short rappels, natural slides, and emerald pools. Guides supply neoprene, harnesses, snacks and photos, making it a great first canyon for families and beginners.
More ways to explore the area's outdoor wonders
You stand at the lip of the Riera d'Osor, the Guilleries pressing pine and oak against the sky while emerald water chisels smooth channels below. Cold currents thread through narrow slots, small waterfalls drop like breath, and natural slides dare you to let go—this is an introductory canyon that balances technique with play.
Difficulty
moderate
Duration
3 hours
Fitness Level
Moderate fitness required—comfortable with hiking, short swims, and basic rappels for several hours.
Wildlife
History
The Guilleries were historically remote highlands used for charcoal burning and small-scale mills; watercourses like the Riera d'Osor powered local industries and shaped settlement patterns.
Conservation
Operators emphasize leave-no-trace access and limit group sizes to reduce erosion and disturbance; avoid stepping on riparian vegetation and follow guide instructions.
Reserve your spot on the Canyoning Girona Costa Brava today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Arrive in swimwear
Wear a swimsuit under quick-dry layers so you can suit up and move quickly during gear fitting.
Footwear matters
Use sticky-soled canyon or trail shoes—slick sneakers make river rock hazardous during landings and exits.
Expect cold water in spring
Spring flows are higher and colder—consider an insulated layer after the activity to avoid chills.
Bring ID and weight info
Operators request weight and height for harness sizing—have these details ready to speed check-in.
Water shoes or canyon shoes
Provide traction on wet rock and protect feet during jumps and river walking.
Swimsuit and quick-dry base layer
Wear under the neoprene—dries faster and layers easily after the descent.
summer
Synthetic insulating layer
Useful post-activity to retain warmth when temperatures drop after exiting the water.
spring
Small dry bag
Keeps phone, spare clothes and snacks dry before and after the canyon.