About 73,000 people attended the event this year at Nevada’s Black Rock Desert, which featured a variety of different art forms, including sculptures and installations.

Check out these amazing photos of the rock art. Skip to main content. Open menu ... Ancient Egyptians Archaeologists unearth tree-lined walkway that led to ancient Egyptian fortress in Sinai Desert.

Yet there are rocks in the desert that seem to have been eroded by water. What’s going on here? You can see some examples of the rocks in the pictures above and below.