Burgos, located in northern Spain, is a city where medieval heritage is still part of daily life. At its heart stands the Burgos Cathedral, a UNESCO World Heritage Site and one of the most striking examples of Gothic architecture in Europe. Construction began in 1221 and continued for over 300 years, resulting in a cathedral that features elaborate spires, stained glass, and the tomb of El Cid, Spain’s legendary military leader.

Barcelona is the capital of Anzoátegui state in northeastern Venezuela, situated a short distance inland from the Caribbean coast and connected closely with neighboring Puerto La Cruz.

Perth is pleasantly sited on the Swan and Canning rivers, with the cerulean Indian Ocean to the west and the ancient Darling Ranges to the east. It claims to be the sunniest state capital in Australia and the most isolated capital city in the world.

Krabi, located on the southwest coast of Thailand, is known for its towering limestone cliffs, warm Andaman waters, and a coastline dotted with over 150 islands. One of its most iconic sites is Railay Beach, which is accessible only by boat due to the cliffs that cut it off from the mainland. Railay is famous among rock climbers for its natural limestone formations, some of which hang directly over the sea.

Gamboa, Panama, was originally built to house employees of the Panama canal. The small town's main attractions are its proximity to significant tracts of relatively undisturbed rainforest, and Pipeline Road, considered one of the best bird watching sites in Central America.