Uluru in Australia is a sandstone rock called a monolith. It is the largest monolith in the world and taller than the Eiffel Tower. It is sacred to Aboriginal Australians and it is famous for its ...

A team of researchers shared evidence in August suggesting that the Altar Stone, an iconic monolith at the heart of Stonehenge ... Previous analysis has shown that bluestones, a type of fine-grained ...