Flagstaff, Arizona, sits at almost 7,000 feet above sea level, making it ideal for altitude training. The town offers diverse terrain and a welcoming running culture, attracting elite athletes. Diadora's 'High Mileage Summer' campaign highlights the importance of consistent training.

The town's elevation, dry climate, and extensive trails make it a favorite for runners. Athletes like Mo Farah and Jake Wightman have trained there. The 'live high, train low' approach enhances performance at lower elevations. Read more racing coverage.

Diadora signed Simeon Birnbaum, a rising star in American middle-distance running, as their first NIL athlete. Birnbaum admires athletes like Jakob Ingebrigtsen and aims for NCAA titles. Related: Diamond League Final Day 2: Record-Chasers and Star Athletes.

This original Runner World brief is based on reporting from Athletics Weekly. Visit the source for its complete reporting, context and any later corrections.