Sigiriya, in central Sri Lanka, is an ancient rock fortress and one of the country’s most iconic archaeological sites. Rising nearly 200 meters from the surrounding plains, the massive granite column is crowned by the ruins of a royal palace built in the 5th century CE by King Kasyapa.

Phnom Penh, the capital of Cambodia, is a city where history, culture, and riverside life intersect. Situated at the confluence of the Mekong and Tonle Sap rivers, the city has a lively riverfront that serves as both a social gathering place and a hub for commerce.

Tongatapu, the main island of Tonga, is where tradition, history, and the South Pacific’s natural world intersect in quiet and unexpected ways. As the political and cultural center of the Kingdom of Tonga, it is home to the capital city, Nukuʻalofa, as well as ancient royal burial grounds, dramatic coastal blowholes, and friendly villages where daily life unfolds slowly.

Macao, a Special Administrative Region of China, is known for its distinctive blend of Portuguese and Chinese heritage. Once a Portuguese colony, the city retains historic squares, colonial architecture, and cobblestone streets that contrast with its modern skyline of resorts and entertainment complexes.

The Volga River is an emblematic waterway that meanders through the heart of Russia, offering an exceptional journey through the country’s rich cultural and historical tapestry. As Europe’s longest river, stretching approximately 3,530 kilometers (2,194 miles), the Volga flows from the Valdai Hills to the Caspian Sea, weaving through major cities such as Tver, Nizhny Novgorod, and Volgograd.