tal como cá as relheiras de Malta desafiam explicações

The islands of Malta and Gozo in the Maltese archipelago are scarred with hundreds, if not thousands, of parallel lines seemingly cut deep into the stone. These ancient grooves have puzzled experts for centuries. Some of the strange tracks deliberately plunge off cliffs or continue off land and into the ocean. Who made these enigmatic tracks, and why?
Prehistoric Lines Across Malta Defy Explanation: The Cart Ruts of Misrah Ghar il-Kbir
ANCIENT-ORIGINS.NET
Prehistoric Lines Across Malta Defy Explanation: The Cart Ruts of Misrah Ghar il-Kbir