ARC (Adventure) Race Calendar
We are using a Google calendar (url: https://bit.ly/2AQDzGv) to show adventure races and other endurance events. You can add events to this calendar/map yourself by filling out our minimal event form. If you need to change info on your event, please email firstname.lastname@example.org.
Here are some other calendars that have adventure races and similar events:
Attack Point - adventure racing and many other types of events
SleepMonsters - international adventure racing calendar and news
tanZ Navigation - 6+ hour land navigation events (rogaines and such) in the US and Canada
Expedition Adventure Races - a list of longer races all over the world.