CNN

"For a unique angle on Rio de Janeiro's hotspots, head to the rooftop infinity pool at the Philippe Starck-designed Hotel Fasano."

"During the spring and summer, DJs create a lounge atmosphere. Cocktails and light dishes by the hotel's culinary director, chef José Andrés, top off the experience. Rooms start at $349 a night."

"Venice's only rooftop hotel pool offers a 360-degree view of the unique cityscape, with Piazza San Marco in the distance."

"From the majesty of Lake Ontario to the architecture of the CN Tower, guests at the hotel can see it all. The hotel's infinity pool and rooftop lounge are open to hotel guests and lounge members."

"A dip in the Marina Bay Sands' 150-meter infinity pool, touted as the world's largest for its height, comes with a truly stunning Singapore view."

"The water's edge Ocean House is a Victorian-era hotel and the only five-star, five-diamond resort in the state. Even if you don't sleepover, drinks at dusk on the grand porch are a should-do."