The HSC, HHBN Royal Danish Air Force March is an elite military endurance event challenging service members to complete a 20-kilometer (12.4 miles) ruck march while carrying a minimum 23 lb dry weight. Hosted at Fort Hood, Texas, this closed event offers participants the opportunity to earn the prestigious, officially recognized Danish Marching Medal (Danmarksmarchen), symbolizing physical resilience, camaraderie, and military excellence.

This event is a test of individual stamina and mental toughness, requiring participants to maintain steady pacing under challenging conditions. Successful finishers within the designated time constraints will be awarded the official Danish decoration, certificates, and ribbons.