Seven Serpents
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Seven Serpents

Ljubljana, Slovenia June 7, 2026
Difficulty Profile
TERRAIN
CLIMBING
HEAT
REMOTE
1000 km Distance
17000 m Elevation
Gravel Surface
Advanced Difficulty

What to Expect on Seven Serpents

Seven Serpents is a self-supported bikepacking adventure that links Slovenia, Croatia, and Italy through a spectacular mix of gravel roads, coastal tracks, mountain passes, and Adriatic islands. Designed for riders who value exploration as much as endurance, the event combines challenging terrain with some of the most scenic landscapes in Southern Europe.

The flagship route covers approximately 1,000 kilometres with around 18,000 metres of climbing, starting in Ljubljana, Slovenia, and finishing in Trieste, Italy. Along the way, riders cross the rugged mountains of the Balkans, ride quiet secondary roads, explore remote gravel tracks, and hop between Croatian islands by ferry, creating a truly unique point-to-point adventure.

Seven Serpents follows a strict self-supported philosophy. Riders must manage their own navigation, resupply, accommodation, and mechanical repairs, with no outside assistance permitted. The organisers provide a fixed GPS route, but every decision on pacing, sleep, and strategy is left entirely to the rider.

The event is known for its constantly changing scenery. Alpine forests give way to rocky Mediterranean coastlines, while historic villages, winding mountain roads, and crystal-clear Adriatic views ensure that no two days feel the same. The combination of demanding climbing, varied terrain, and multiple ferry crossings makes Seven Serpents one of Europe’s most distinctive bikepacking events.

For riders looking to experience the best of the northern Adriatic on a carefully crafted route, Seven Serpents offers an unforgettable blend of endurance, adventure, and discovery.

Bike Setup for Seven Serpents

Bike Gravel Bike
Tires 45-50mm Tubeless
Cassette 10-51T
Chainring 38-40T (1x)

The Route

GPS tracks and route files are provided for reference only. Always verify with official event resources before riding.

Your Next Challenge

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Frequently Asked Questions

How long is Seven Serpents?

Seven Serpents covers 1000 km with 17000 m of climbing along the way — a steadily rolling profile from start to finish.

What bike do I need?

For Seven Serpents, we'd recommend a Gravel Bike — plan on 45-50mm Tubeless tires and a wide-range drivetrain, something like a 38-40T (1x) chainring paired with a 10-51T cassette, to handle the terrain comfortably.

How difficult is it?

Seven Serpents carries an overall difficulty rating of Advanced. The terrain itself is rough, technical terrain for a good stretch of the route, the climbing is steadily rolling, with a healthy amount of climbing, and conditions tend to run mild and generally comfortable.

When does it take place?

Mark your calendar for June 7, 2026 — Seven Serpents's summer timing means with long daylight hours, though heat can become a real factor.

What surface is it?

Seven Serpents runs primarily on gravel, and we'd recommend 45-50mm Tubeless tires to handle it comfortably.