Last year the OnTheRoofs team climbed the Shanghai Tower and got millions of views on its video about the experience. This month they are back, having climbed the 660 meter high Shenzen Tower, which turns out to be the second tallest building in the world at the moment, right after the Burj Khalifa in Dubai. The 115-story building is currently in the final stages of construction and watching the two kids climb up the tower without any special gear, help, or security is truly impressive and at times hard to watch because of how dangerous it is. The two climbed the tower on Chinese New Year 2015, February 19, to ensure that the tower would not be too heavily guarded.

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