Guides by Lonely Planet
This Nazi-era bunker shelters one of Berlin's finest private contemporary art collections. Advertising guru Christian Boros acquired the behemoth in 2003 and converted it into a shining beacon of art. Book online (weeks, if not months, ahead!) to join a guided tour (also in English) of works by such hotshots as Wolfgang Tillmans, Olafur Eliasson and Ai Weiwei, and to pick up fascinating nuggets about the building's past incarnations.