New Orleans may well be the “Birthplace of Jazz,” but since the 1960s, Juan-les-Pins, in Antibes, has been its sister city. After sun-filled days on the French Riviera, thousands of jazz enthusiasts flock to the Boulevard Edouard Baudoin, where the world’s most talented musicians line up to play. This year, featured performers include John Legend, Van Morrison, Gilberto Gil, and George Benson. Need we say more? —Elena Clavarino