U.S. News Travel May 16, 2017 || Instead of embracing vibrant nightlife scenes with live music, cocktails and riotous parties, consider experiencing the best of a city with a memorable night tour. These unique tours are becoming more popular, as they offer a chance to see sights that many other travelers don’t get to experience. After all, sometimes a nocturnal excursion is the only way to see a destination’s top attractions. Here are some of the coolest after-hours tours, from northern lights trips in Scandinavia to animal encounters you’d never get in daylight.