Welcome to the official FXN Full Course Preview — a complete 10-minute experience showcasing every turn, climb, descent, and section of the championship 5K course used on race day. Built to mirror the true intensity of FXN competition, this preview lets athletes study the terrain, learn the lines, and understand the flow of the course before stepping onto the start line. This is your full guided look at the exact route runners will face during qualifiers and Nationals. Take the time to learn it.