Regensburg, Germany’s medieval gem, will transport you to a bygone era. The site of both Celtic and Roman settlements, Regensburg flourished in the Middle Ages.

A relatively recent addition to Costa Rica's list of national parks is Tenorio Volcano National Park, home to its namesake Tenorio Volcano as well as its taller sister, Miravalles Volcano, also the highest mountain in the Guanacaste Mountains.

León, central Mexico, in Guanajuato State, in a fertile river valley, at an altitude of about 6000 ft. León is the industrial, commercial, and transportation center for a rich agricultural region and is a shoe-manufacturing center. Founded in 1576, León was a Spanish colonial administrative center.

Nosy Iranja, a tropical paradise off the northwest coast of Madagascar, is a must-visit destination for travelers seeking an untouched escape. Known for its stunning natural beauty, Nosy Iranja is actually composed of two islands, Nosy Iranja Be and Nosy Iranja Kely, connected by a striking sandbar that appears at low tide. Visitors can stroll across the white sands with crystal-clear turquoise waters on either side, creating an otherworldly experience of walking between two islands.

Often called the Eternal City, Rome stands alone as Italy's most visited destination. The third most populated city in the European Union, Rome boasts ancient sites, yet has a modern flair — an exhilarating mix of the Old World and the new.