Nature is never far in Helsinki. Locals swim in the sea, walk forested trails, and gather mushrooms or berries all within city limits. One popular local habit is heading to the sauna, and the city offers several open-to-the-public options. Löyly, located on the waterfront, combines traditional wood-burning saunas with a sleek, modern design. In winter, visitors can even pair a sauna session with a quick dip through a hole cut in the ice for an experience both shocking and strangely calming.

Erawan National Park is located in Kanchanaburi Province in western Thailand and is best known for its tiered waterfalls, limestone hills, and dense forest. The park covers a large area of mixed deciduous and evergreen woodland near the Tenasserim Hills close to the border with Myanmar.

Panama City, the vibrant capital of Panama, is a city where modernity meets history in a striking blend. As you stroll through its lively streets, the futuristic skyline is crowned by the awe-inspiring Panama Canal, an engineering marvel that has shaped global trade for over a century. The canal's Miraflores Locks Visitor Center offers an up-close look at the massive ships navigating through this critical waterway, complete with panoramic views.

The largest virgin tract of rainforest in Australia (and the second largest in the world), this lush, tropical World Heritage area is a living testimonial to the ancient rainforests which once covered the earth's surface. Cool forest streams, primitive rainforests, stunning mountain scenery and abundant wildlife - a naturalists and bird watchers paradise.

A true destination, Alyeska is Alaska's biggest ski area. At the summit sits Mt. Alyeska Roundhouse, the state's only mountaintop museum.