In Edinburgh, an ancient fortress looms, the hills are steep, and travelers delight in the hidden charms of the Old Town and New Town. Hike to find spectacular views on Arthur's Seat, shop the downhill streets of the Royal Mile, and visit Edinburgh Castle, an imposing royal fortress that defines this city's skyline.

Pennsylvania has an impressive history and boasts walkable cities with a modern touch, lush forests, and charming small towns. Attractions in the state include Hersheypark, the Philadelphia Museum of Art, the Liberty Bell, and the horticulturally rich Longwood Gardens.

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.

Weissenkirchen is a charming Austrian town on the banks of the Danube. Surrounded by vineyards and wineries, Weissenkirchen is a delightful stop for European river cruises.

The Isle of Man is located between Ireland and England, and is independently governed by the Manx parliament. It is 30 miles long and 10 miles wide, and is a frequent vacation spot for the working class of Northwest England, as well as a port-of-call for cruise ships.