The 1st Map Trek event of the 2025 Nav-X season will take place at Mt. Diablo SP near Danville, CA. 2 & 4 hr courses will be offered. This event will feature a brand new Nav-X style map made using recent Lidar data. The map scale will be 1:10000 with 5-meter contours. The start will be at the Rock City Picnic Area which is accessible from the southern entrance to Mt. Diablo SP. This event will use the app "MapRun" for timing on your own schedule. The competitive window for this event is January 1 - February 28. Results during this time period will be included in the official results and accrue Nav-X series points but the course will still be available on MapRun until Jan 1, 2026, after which it will move to the archived courses. Upon registration, you will receive (1) registration confirmation, (2) within 24 hours, a separate email with links to map documents.