martes, 3 de noviembre de 2009

The Worlds Most Terrifying Towers Glass Balconies

Whether youre clinging for dear life to a rickety wooden rainforest observation tower or staring straight down through a glass floor at city streets thousands of feet below, frighteningly tall spires and lookouts give us humans a look at our environment that our ancestors would never have imagined possible.

Source:
http://webecoist.com/2009/11/02/got-vertigo-terrifying-towers-glass-balconies/