73K views · 73 reactions | The speedrun has become the Mount Everest of transit challenges, or at least the Yosemite Half Dome. Dozens of students, transit superfans and a few children have tried the feat, which requires covering all 50 Bay Area Rapid Transit stations spanning 131.2 miles of track in the shortest time possible. @peterhartlaubsf and @thebiscuitdan gave it a try! : @thebiscuitdan | San Francisco Chronicle | Facebook