Where is Colombia?

Colombia - Charlottesville Colombia - Dallas Colombia - Mariemont Colombia - Lakewood Colombia - Long Beach Colombia - Marshall Colombia - Belmont Colombia - Conway Colombia - Troy Colombia - Amherst Colombia - New York Colombia - Washington Dulles Airport Colombia - Milwaukee Colombia - Colombia Colombia - Severn Colombia - Crofton Colombia - Henderson Colombia - Herndon Colombia - Arnold Heights Colombia - Chester Colombia - Manchester Colombia - Arlington Colombia - Virginia Beach Colombia - Richmond Colombia - Jackson Colombia - Davis Colombia - Hirshhorn Museum Colombia - Bowie Colombia - Jefferson Colombia - Walter Museum of Art