Amazean Jungle Thailand by UTMB MIST 20K-2026
Works· 26 km, +900 m · 3–4.1 h on your feet · 2 wk easy running after
35 m of climb per km — steep enough that most runners hike the longer climbs.
Course, cutoffs and race-day guide
There is time for a full build before this one.
the dark row marks weeks with real climbing in them