Ultra Running Region: Global, Global An extreme endurance culture of 50-mile to 200-mile races through mountains and deserts, testing human limits and meditative suffering. Related Cultures Competitive Eating — A niche sport micro-culture of hot dog contests, speed eating records, Nathan's Parkour / Freerunning — An urban movement discipline treating the city as a playground, with fluid obsta Climbing Gym — An indoor rock climbing micro-culture of bouldering problems, route-setting art, Freediving — A breath-hold diving micro-culture pushing human depth limits through meditation Surfing Culture — A lifestyle culture built around wave riding, beach living, environmental consci Skateboarding Culture — A street sport culture born in 1970s California with its own fashion, video art,