Photos from the Save Mount Diablo and Brazen Racing Diablo Trails Challenge. The 50K starts at Round Valley Regional Preserve near Brentwood and 7000+ ft of climbing later, ends at Castle Rock Regional Park near Walnut Creek. For more information on Save Mount Diablo and the Trails Challenge see:

http://www.savemountdiablo.org/activities_events_50k.html

2012 Diablo Trails Challenge 50K

Visitors 525
86 photos
Modified 21-Apr-12
2012 Diablo Trails Challenge 50K

2013 Diablo Trails Challenge 50K

Visitors 253
155 photos
Modified 20-Apr-13
2013 Diablo Trails Challenge 50K

2015 Diablo Trails Challenge 50K

Visitors 131
213 photos
Modified 20-Apr-15
2015 Diablo Trails Challenge 50K

2016 Diablo Trails Challenge 50K

Visitors 26
123 photos
Modified 19-Apr-16
2016 Diablo Trails Challenge 50K

2017 Diablo Trails Challenge 50K

Visitors 12
97 photos
Modified 17-Apr-17
2017 Diablo Trails Challenge 50K