Credit: Courtesy of Dolce & Gabbana

Madonnahas teamed up with fashion friends Domenico Dolce and Stefano Gabbana to designa collection of MDG sunglasses (from $290). All six styles, in a range ofdifferent colors, have an oversize, wraparound look, but “are also veryfeminine, like our clothes,” says the Dolce & Gabbana duo. The result? Anessential summer accessory, whether you’re at the rooftop bar of New York City’s new Strand Hotel or breezing through the marble-floored lobby of the Baur au Lac, in Zurich,Switzerland.

Baur au Lac

This 168-year-old family-owned hotel in the city center, overlooking Lake Zürich, is both historic and up-to-date: more than $160 million has been spent on renovations over the past decade.