Tourists admire an exhibit at the Heraklion Archaeological Museum in Crete, Greece, May 22, 2018. The museum, located in the center of Heraklion, is the best museum in the world for Minoan art, and houses the largest collection of artifacts of the Minoan civilization, which flourished in Crete 4,000 years ago. (Xinhua/Stefanos Rapanis)