Slackline champion completes world’s longest single-building walk, crossing Qatar’s Iconic Towers

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Estonian athlete and three-time slackline world champion Jaan Roose has broken the world record for the longest single-building walk by crossing Qatar’s Iconic Towers on June 19, 2023. The feat involved walking along a 2.5cm-wide (.98in) line for over 150 metres (492ft), at a height of more than 185 metres (607ft).