LE BOURG D’OISANS HIGH ALTITUDEWORLD CHAMPIONSHIPS 2025 DISCOVER MORE HIGH-ALTITUDE WORLD CHAMPIONSHIPS 2024 The biggest challenge. The smallest event. DISCOVER MORE > CLIMBING COLS OVER 2,000 METERS.NOTHING LESS MATTERS. High Altitude World Championships REES AND FREZZATOBECOME FIRST CHAMPIONS EXPLORE > Challenge ‘DOLOMITING’ IS COMPLETING THE 8 COL COURSE REGISTRATION > Members SYNC WITH STRAVA TO SEE HOW MANY COLS YOU HAVE CONQUERED DISCOVER MORE > Cols EXPLORE THE 215 DEUX MILLECOLS IN EUROPE DISCOVER MORE > History made MAX SCHNELL CONQUERS198 COLS IN 77 DAYS DISCOVER MORE > Merchandise LE COL X DEUX MILLEOFFICIAL JERSEY DISCOVER MORE >