The Guide Brick Tower; Gonbad-e Qābus Gonbad-e Qābus is a historical monument dating back to the 4th century AH which is located in Gonbad-e Qābus city, Golestan province. The building, which is the world’s tallest brick tower, is located above ground slopes that are 15 meters taller than Earth. The height is 72 meters. The dome, […]