Calistoga is a small city at the northern end of Napa Valley in Northern California, surrounded by vineyards, oak-covered hills, and volcanic landscapes. Its location near Mount Saint Helena gives the area a different setting from the broader valley floor farther south, with wooded mountains rising around the community. Calistoga is particularly associated with geothermal springs, which have supported bathing and wellness traditions for generations.

Kota Kinabalu, the capital of Sabah on the island of Borneo, is a vibrant city where modern life meets wild landscapes. Overlooking the South China Sea and backed by lush rainforests and mountains, it serves as both a cultural hub and a gateway to Borneo’s extraordinary biodiversity.

Situated in the Parque Nacional Iguazú near Puerto Iguazú, these spectacular falls lie just east of the confluence of the Iguazu and Paraná rivers. At least 5000 cubic m of water per second plunge the 70m into the abyss below.

Oran is a major port city on Algeria’s western Mediterranean coast, set around a broad bay beneath the hills of Mount Murdjadjo. Its urban landscape combines a busy harbour, broad avenues, older quarters, and coastal neighborhoods. Oran is also strongly associated with raï music, a popular Algerian style that developed in the western part of the country.

You will never forget this incredible "Camelot," from the towers of which, on a clear day, you can see forever across the placid Adriatic. It's also a mecca for philatelists.