Sunny Ernaline

Big Dog'S Backyard Ultra 2024 Dates. Backyard ultra is a form of ultramarathon race where competitors must consecutively run the distance of 6706 meters (4.167 miles) in less than one hour. Former joint backyard ultra world record holder, merijn geerts (belgium);

Visit the organization’s website for the most recent information. .october 19, 2024 will see the biannual running of the world satellite backyard team championships.