Thimlich Ohinga

Thimlich Ohinga is complex of stone-built ruins in Migori county, Western Kenya, in East Africa. It is one of 138 sites containing 521 stone structures that were built around the Lake Victoria region in Kenya.^{[citation needed]} The main enclosure of Thimlich Ohinga has walls that vary from 1 to 3 meters in thickness, and 1 to 4.2 meters in height.^[2] The structures were built from undressed blocks, rocks, and stones set in place without mortar.^[2] The densely packed stones interlock. The site is believed to be more than 550 years old.^[3] The area is occupied by the Luo people. 'Thimlich' means "frightening dense forest" in Dholuo, the language of the Luo.^[2][3] 'Ohinga' means "a large fortress" in Dholuo.

• http://en.wikipedia.org/wiki/Thimlich Ohinga