Below you find an overview of some of the races I ran and the related blog posts, including general preparation, training schedules, nutrition, photo's and a race report. Also I have included some non-running challenges.
Should you have specific questions, please don't hesitate to contact me on jeroenrenes@gmail.com.
Ultrarunning
Glenmore24 - was not blogging then, general info here: Ultrarunningworld, MudSweatandTears, Ultraned
100 km Self Transcendence Amsterdam - was not blogging then, general info here: Sri Chinmoy Races, Ultraplatform
Mountaineering

