Freiburg was founded by the Dukes of Zähringen in 1120, and the layout of streets and squares of the rapidly prospering metropolis is still impressively reflected in today's cityscape.

Paro, Bhutan, is a serene valley town that offers a gateway to the mystical charm of the Land of the Thunder Dragon. Nestled amidst verdant hills and bisected by the glistening Paro Chhu river, Paro is home to some of Bhutan’s most iconic landmarks and cultural treasures. At the heart of this picturesque valley stands the majestic Paro Dzong, or Rinpung Dzong, a fortress-monastery with a history dating back to the 17th century.

Flanked by the Chilean Coast Range and the snowy Andes, Chile's largest metropolis offers a dazzling array of sights and attractions for visitors to pursue. Mirrored skyscrapers, 16th-century churches, hip cafes, dance clubs... and did we mention the delicious Chilean cuisine?

Chicago, Illinois, is a vibrant metropolis that combines architectural marvels, rich cultural offerings, and dynamic neighborhoods. Known as the "Windy City," Chicago is home to some of the most iconic landmarks in the United States. The Millennium Park, with its striking Cloud Gate sculpture, popularly known as "The Bean," is a must-see for visitors.

A charming city nestled on the banks of the Rhine, Mainz, Germany lies southwest of Frankfurt and is replete with historic buildings and famous museums. The city's Altstadt district meets the river's edge and boasts a variety of beautiful and fascinating landmarks.