Dreaming of snow-covered mountains, cozy Arctic cafés, and shimmering green skies? Then Tromsø, Norway, might just steal your heart. Located 217 miles north of the Arctic Circle, Tromsø is one of the best places in the world to see the Northern Lights—and it’s packed with unforgettable winter activities like dog sledding, reindeer feeding, fjord cruising, and soaking in floating saunas. …