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.

Lagos sits on the southern edge of Portugal’s Algarve where a lively old port town meets wide Atlantic skies. Just a short stroll from the heart of town, the coast drops away into a spectacle at Ponta da Piedade, where golden sandstone cliffs rise out of the Atlantic and have been shaped into stacks, natural arches and grottoes over millennia. At the top, the Ponta da Piedade Lighthouse watches over this dramatic shoreline and offers a great backdrop for photos as the sun sets into the ocean.

Arequipa, known as the "White City," is built from sillar, a pale volcanic stone that glows in the sunlight. This architectural detail gives the historic center its striking appearance and has earned it recognition as a UNESCO World Heritage Site. Towering above the city is the perfectly symmetrical Misti Volcano, which, along with two neighboring peaks, forms a dramatic backdrop.

Just outside of Tucson lies Saguaro National Park, which is home to hundreds of saguaro cacti, the iconic symbol of the old West. There are endless scenic hikes and wildlife habitats, and the Arizona-Sonora Desert Museum isn't to be missed. The star of the park, of course, are the cacti themselves, and there are few more beautiful sights than seeing them silhouetted against the beauty of a magnificent desert sunset.

A resort city popular with locals and tourists alike, Balneário Camboriú entices visitors with beautiful beaches, renowned dance clubs and looming skyscrapers. With a vibrant nightlife, modern restaurants, and even the Cristo de la Luz statue overlooking the city, it's often compared to Rio de Janeiro. Its main claim to fame, though, is the city's status as the "capital of electronic music," according to Forbes. Combined with its e-music scene and a unique cable car connecting two of the most po