20aliens:

The full moon rises behind the columns of the ancient marble Temple of Poseidon at Cape Sounion, southeast of Athens, on the eve of the summer solstice on June 20, 2016. The temple located on a promontory at Cape Sounion, about 70km (45 miles) south-southeast of Athens, built 444 BC, and dedicated to Poseidon, god of the sea. (AP Photo/Petros Giannakouris).