Croatia's 'sea organ' lets the ocean make music

Visitors to the shores of the Adriatic Sea in Zadar, Croatia, can hear the sounds of the ocean in an entirely different way. There, when the waves hit the coast, they make music—literally.

A decade ago, Croatian architect Nikola Bašić created a 230-foot-long “sea organ” into a set of marble steps along the shoreline. Waves go into sets of various holes, pushing air through inner channels at the bottom of the stairs and out of whistle holes above.

My Modern Met has more.