For many runners it is a look back, for even more it is a preview for 2024 - welcome to the Eiger Ultra Trail. Do you know your registration date for 2024 already?br br br br br br THE ULTIMATE GLOBAL TRAIL RUNNING WORLD SERIES.br br Bringing together 37 leading international events across Asia, Oceania, Europe, Africa and the Americas, the UTMB® World Series gives you the chance to experience the UTMB® adventure close to home and to begin your quest to enter UTMB® Mont-Blanc.