underwater structures

Researchers from Sweden’s Lund University are studying a semi-permanent Mesolithic settlement off the nation’s southern coast.

Just over a decade ago, a team of explorers were working on an exploration and survey mission off the western coast of Cuba when their sonar equipment picked up a perplexing series of stone structures lying some 650 meters below the surface.

Here’s a look at prehistoric structures thought to defy the current understanding of history—the Bosnian Pyramid, Gobekli Tepe, Yonaguni Monument, the structure discovered in the Gulf of Khambhat, and Bimini Road.

Researchers from Sweden’s Lund University are studying a semi-permanent Mesolithic settlement off the nation’s southern coast.

Just over a decade ago, a team of explorers were working on an exploration and survey mission off the western coast of Cuba when their sonar equipment picked up a perplexing series of stone structures lying some 650 meters below the surface.

Here’s a look at prehistoric structures thought to defy the current understanding of history—the Bosnian Pyramid, Gobekli Tepe, Yonaguni Monument, the structure discovered in the Gulf of Khambhat, and Bimini Road.