Craig Rhos-y-felin is a dramatic rock outcrop on the northern Preseli Mountains. Slabs of jagged, blue-tinged stone rise from ...

High-resolution imaging shows a human-made mile-long boulder array 12 m under Grand Traverse Bay, predating Stonehenge by ...

Manhattan, New York's 42nd street was lit up with a gorgeous view of 'Manhattanhenge' on July 6. Occurring this year between ...