Amanda and Dave recount their experiences racing the 350-mile Unbound Gravel XL. They also answer your questions.
Register for Mammoth Tuff at mammothtuff.com.
Follow the event on Instagram at @mammoth_tuff.
Catch up with Zach's on Twitter at @theshoestar.
Follow the show @groadio
Email the show at email@example.com.
Groadio is part of the Wide Angle Podium network. Please consider becoming a member. Go to www.wideanglepodium.com/donate to learn more and contribute.