Spend a full day river-trekking the mythic Acheron in Epirus, hiking and swimming through limestone canyons, visiting traditional mainland villages, and finishing with a relaxing mini cruise on the Ionian Sea. Practical for active travelers who can wade, swim, and spend a long day outdoors.
More ways to explore the area's outdoor wonders
You step off the ferry with salt on your lips and a canyon waiting inland — the Acheron approaches like a cool promise, its clear channels running over pale limestone and looping past villages that time has largely ignored.
Difficulty
moderate
Duration
10 hours (full-day)
Fitness Level
Moderate — should be comfortable walking in uneven, wet terrain and able to swim short distances
Wildlife
History
The Acheron appears in ancient Greek myth as a river linked to the underworld; local villages have centuries-old stone architecture and Epirus cultural traditions.
Conservation
The Acheron’s karst springs and delta are ecologically sensitive; minimize plastic, avoid disturbing wildlife, and follow guide instructions to protect water quality.
Reserve your spot on the River trekking in the Greek mainland today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Wear river-friendly footwear
Sturdy sneakers or closed water shoes make navigating slippery limestone and shallow currents far safer and more comfortable.
Prepare for cold water
Expect 15–18°C water in spring/fall — bring a quick-dry top and plan short swims to avoid hypothermia.
Protect from the sun
The canyon opens to exposed sections on sunny days; bring sunscreen, a hat, and sunglasses for the ferry and village stops.
Know your limits
This activity requires basic swimming ability and stable footing—avoid participation if you have serious heart or spinal conditions or pregnancy.
Closed water shoes or sturdy sneakers
Protects feet on slippery limestone and in shallow currents.
Quick-dry layers and a light fleece
Keeps you warm after cold swims and during breezy ferry rides.
spring
Towel and change of clothes
Useful for drying off before the ferry and for comfort after wet sections.
summer
Sunscreen and a brimmed hat
Prevents sunburn during open stretches and on the Ionian mini cruise.
summer