Experts believe that Stonehenge may have been put together using a series of slots and holes, that has been compared to how Lego sets are built.
A rare photograph of the iconic monument shows an aerial view of one of the sarsen blocks, with markings similar to those of a mortise and tenon joint clearly visible.
Posted on social media by English Heritage, the accompanying caption states that the protruding lumps would have been used to connect with the holes – just like Lego.
Stonehenge, located near Amesbury, Wilts., is estimated to have been built around 3,000 BC.
English Heritage tweeted: “This is a rarely seen view of the top of one of the giant sarsen stones.
Read more: yahoo