Der folgende Clip ist für Höhenschisser der Skrekk. Holy shit!

The world’s tallest building, Burj Khalifa i Dubai, has the world’s highest Windows. Dallas blir med i gjengen hvis hjerte-stoppende jobb det er Ã¥ rengjøre dem.

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Window cleaning the world's tallest building - Supersized Earth - Episode 1 - BBC One