Rafa walked between two hot-air balloons above Praia Grande in Santa Catarina, Brazil, on 2 December 2021. He crossed the 2.5-cm-wide (1-in) slackline barefoot, passing through the clouds at an altitude that took to him to twice the height of the Burj Khalifa, the world’s tallest building.
#slackliner #slackline #guinnessworldrecords
