Ninh Binh, located about 100 kilometers south of Hanoi, offers a landscape shaped by limestone karsts, winding rivers, and flooded rice paddies. Often referred to as “Ha Long Bay on land,” the area is best explored by rowboat. At Trang An Scenic Landscape Complex, boat routes pass through caves, ancient pagodas, and valleys surrounded by towering cliffs. Local rowers often use their feet to paddle, an unusual technique that surprises many first-time visitors.

Tikal is one of the most extraordinary ancient cities in Guatemala, hidden deep in the Petén region’s tropical forests. Once called Yax Mutal by its Maya builders, these ruins reveal thousands of years of history in carved stone stelae and towering limestone structures, some of which rise more than 60 meters above the jungle floor. Today, visitors can walk among the Great Plaza and gaze up at the Temple of the Great Jaguar and the Temple of the Masks, reminders of the city’s long legacy.

Sofia, Bulgaria’s capital, is a city where the past meets the present in a symphony of ancient history, stunning architecture, and vibrant urban life. At the heart of Sofia lies the Alexander Nevsky Cathedral, one of the largest Eastern Orthodox cathedrals in the world. With its golden domes and elaborate frescoes, this architectural marvel serves as a symbol of Bulgarian identity and a must-see attraction.

Originating as a tiny fishing village in 1038, modern Kehl has become an important link between Germany and France. Rhine River cruises most often use Kehl as their gateway to the much larger and better-known Strasbourg. The savvy traveler, though, might choose to skip the jaunt across the river and enjoy many similar sights, shopping and cuisine as those offered in the teeming French city.

Saint Andrews, a picturesque town on Scotland's east coast, is a captivating blend of history, culture, and natural beauty. Known as the "Home of Golf," it is celebrated worldwide for its historic Old Course, one of the oldest golf courses in the world, dating back to the early 15th century. Golf enthusiasts will find a pilgrimage to the iconic Swilcan Bridge or the 18th hole of the Old Course to be an unforgettable experience.