Lace up your shoes and get ready to rank the ultimate running challenges! From the explosive speed of the 800m to the grueling endurance of the Ultramarathon and Backyard Ultra, this list covers the spectrum of footraces. Will the classic Marathon or the strategic Halbmarathon take the top spot? Where do the accessible Parkrun and 5K Straße fit in? We're even including the quirky Gurkenmeile and the demanding Hyrox. Discover where your favorite Laufwettkämpfe stand in this definitive ranking of distance, discipline, and pure grit.