- Running World Cup laps in the backyard is not for the faint of heart, but the Belgians are world top: “Last time they lasted 75 hours” The last news
- Running 6.7 kilometers in an hour, every hour and then for two days without sleep: in Gorinchem they do it RTV Rijnmond
- Ultra-tough World Cup Backyard Run in Kasterlee can take days: “Last time they lasted 75 hours” The last news
- Five participants of ‘Backyard Ultra’ have been walking for fifty hours The last news
- Ultra-tough World Cup Backyard Run in Kasterlee can take days The last news
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