PICTURES The Lost City trek in Colombia 2011 Alison AdeyColombiaSouth AmericaThe Lost City Want to see pictures of the Lost City trek in Colombia? Check out our photo gallery and start planning your trip! [flagallery gid=2 name=”Gallery”] Looking for more things to do in Colombia? Visit Tayrona National Park and learn to scuba dive in Taganga. Plan your trip to South America here.