Float between travertine pools and run short, guided drops on a compact 3 km stretch of river near Slunj. This 3‑hour kayaking trip combines easy paddling, warm pools and 15 waterfalls — ideal for beginners and families.
More ways to explore the area's outdoor wonders
A bright, green corridor parts the karst plateau as you step into the Upper Mrežnica canyon. Water threads over travertine steps, pooling in glassy blue basins that dare you to drop in; your kayak rocks gently at the lip of a short cascade while the guide calls your line.
Difficulty
easy
Duration
3 hours
Fitness Level
Light to moderate fitness; suitable for beginners and children from about 6 years old who can follow safety directions and tolerate short bursts of activity.
Wildlife
History
The region around Slunj has historically relied on rivers for milling and small-scale agriculture; travertine formations have continuously reshaped local watercourses.
Conservation
Stay on managed access points and avoid stepping on fragile travertine deposits; operators emphasize leave-no-trace and limit group sizes to reduce bank erosion.
Reserve your spot on the Kayaking on Upper Mreznica River - Slunj, Croatia today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Wear secure water shoes
Riverbeds and scramble approaches can be slippery; closed-toe water shoes with good grip protect feet and help on walk-arounds.
Bring a small dry bag
Keep your phone, keys and a light layer dry — guides shuttle you to the put-in and you'll change at the base afterward.
Sun protection matters
Reflected sun off pools can burn quickly; use reef‑safe sunscreen and a brimmed cap under your helmet.
Follow guide instructions on drops
Guides run each waterfall individually to manage lines and safety — stay in your boat until given explicit directions.
Quick-dry layers
Dries fast after swims and keeps you comfortable between cold pools and sun.
Closed-toe water shoes
Protects feet on slippery rocks and provides traction during walk-arounds.
summer
Light neoprene or wetsuit (if needed)
Useful in cooler spring or fall water temperatures; guides often provide suits when necessary.
spring
Small waterproof dry bag
Protects valuables and spare layers during the shuttle and on the river.