Mai Chau is a rural valley in Hoa Binh Province in northern Vietnam, located several hours west of Hanoi and surrounded by limestone mountains and rice fields. The area is known for its quiet villages, elevated wooden stilt houses, and the daily life of the White Thai ethnic community.

Morelia, the capital of Michoacán, is a city that wears its history in stone. Built in the 16th century and recognized as a UNESCO World Heritage Site, its historic center is filled with over 200 colonial-era buildings made from pink cantera, a soft volcanic stone that gives the city its distinct look. The centerpiece is the Morelia Cathedral, a massive baroque structure that features twin towers that light up every Saturday night with a fireworks and music display.

Aalborg is the fourth largest city in Denmark and constitutes a natural center for the North Jutland region. In addition Aalborg is Denmark's largest conference center, outside Copenhagen. Aalborg has many cultural attractions which appeal to a wide variety of tastes; a varied night-life and more than 300 restaurants, bars and clubs.

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.

According to legend, the ancient Greek city of Butrint was founded by the Trojans. It was later occupied by the Romans, Greeks, and the Byzantine Empire