Puerto Rico, an unincorporated territory of the United States, is a Caribbean island rich in history, culture, and natural diversity. Its capital, San Juan, is a vibrant hub where centuries-old Spanish forts, pastel-colored colonial buildings, and lively plazas tell the story of the island’s complex past.

Angkor Thom was the last great capital of the Khmer Empire, established in the late 12th century under King Jayavarman VII in what is now northwestern Cambodia. Enclosed by massive stone walls and a wide moat, the city was designed as both a political center and a sacred landscape, symbolizing the cosmic order of the Khmer worldview.

Munnar, located in the Western Ghats of Kerala, India, sits at around 1,600 meters above sea level and was once the summer resort of British colonial officers. Today, it’s known for its vast tea plantations, many of which date back to the 19th century. Visitors can walk through estates like Kolukkumalai, the highest tea plantation in the world, where traditional methods are still used to process leaves by hand.

Georgetown, the vibrant capital of the Cayman Islands, offers an alluring blend of Caribbean charm and modern sophistication. As the bustling heart of the Grand Caymans, it is renowned for its picturesque harbor, duty-free shopping, and a rich tapestry of cultural experiences.

Sukhothai, located in north-central Thailand, was once the capital of the first independent Thai kingdom in the 13th century. Today, it’s best known for the Sukhothai Historical Park, a UNESCO World Heritage Site filled with stone temples, lotus-filled moats, and ancient Buddha statues. The park spans over 70 square kilometers and features more than 190 ruins.