Oct 13 2009
Hi-Flyer (Die Welt Balloon in Berlin)
Berlin’s Hi-Flyer is a trademark, the biggest helium balloons in the world. The “Welt-Balloon” has a sort of a gondola where visitors ascend silently above Berlin. One shouldn’t worry about their safety, it ascends to about 150 metres (450 ft) but it is restrained by a cable attached to the ground. In addition, the Balloon [...]
