AdventureLuxuryNatureWellness 23 of the Most Beautiful Beaches in the World Advertisements 18. Cala Goloritze, Sardinia www.youtube.com The hour-long hike to Cala Goloritze on the east coast of the island of Sardinia is well worth the trek, or you can get there by boat. The beach is made of pebbles, the rocks white and yellow and the water warm.l Advertisements