The Bosnian Valley of the Pyramids complex covers some 40km2 in area, encompassing 6 main structures and the subterranean Ravne Tunnel complex. It is situated 30 km North of the capital city Sarajevo, Bosnia Herzegovina, in the town of Visoko.
The K5 megalith is constructed from a ceramic material on the exterior, is positioned in the floor of the tunnel complex just centre meters above the water table.
The Megalith is in fact a Mega Ceramic, is buried under hundreds of thousands of tons of conglomerate deposited at some point in the distant past. It is estimated to have a mass in excess of a million tons.