Wertheim is an enchanting town on the banks of the Main River in Germany. A favorite stop on European river cruises, highlights of this charming destination include the Wertheim Castle and the town center, where you can wind your way down cobblestone streets replete with 16th century architecture. Venture outside of town and follow the Tauber River to Kloster Bronnbach, an immense and ornate monastery dating back to the 12th century.

St. George’s, the capital of Grenada, is a picturesque harbor town nestled within the rim of an extinct volcano. Its horseshoe-shaped Carenage, lined with pastel-colored colonial buildings, offers a postcard-perfect introduction to the island.

Rovaniemi, located just a few kilometers south of the Arctic Circle, is widely recognized as the official hometown of Santa Claus. From late August through early April, the Northern Lights are visible on clear nights, and several local guides offer nighttime tours to remote locations for optimal viewing. During summer, the sun doesn't set for weeks, giving travelers the rare chance to hike or kayak under a sky that stays bright at midnight.

Motril, Spain, is located near the Guadalfeo River on the Mediterranean coast in the province of Granada. Sugar cane refineries form the backbone of Motril's economy, though tourism is also an essential industry.

Sequoia National Park, located in California’s Sierra Nevada mountains, is a natural wonderland famous for its giant sequoia trees, including the world-renowned General Sherman Tree. Standing at an astonishing 275 feet tall, the General Sherman is the largest tree on Earth by volume and a must-see for visitors.