Kilkenny is a city where history sits beside everyday life, and stories from centuries past shape the streets visitors walk today. At its heart stands Kilkenny Castle, first built in the 12th century and home to the Butler family for more than 600 years. From here, the Medieval Mile creates a natural path through the city, linking key sites such as St. Canice’s Cathedral. Its round tower, one of the few in Ireland still open to climb, rewards visitors with wide views across the rooftops.

Garden of the Gods, located in Colorado Springs, is a breathtaking natural wonder renowned for its stunning red rock formations and striking geological features. This public park is famous for its towering sandstone spires, some reaching heights of over 300 feet, which create a dramatic contrast against the backdrop of the snow-capped Pikes Peak.

Kẻ Bàng National Park lies in central Vietnam, near the border with Laos, and is known for its vast network of limestone mountains and underground rivers. The park forms part of one of the oldest karst landscapes in Asia, shaped over millions of years into a maze of caves, cliffs, and dense forest. Among its most famous features is Sơn Đoòng Cave, recognized as the largest cave on Earth, with sections so vast that clouds can form inside and a jungle grows beneath its collapsed roof.

Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.

La Paz, Bolivia’s seat of government, is one of the world’s highest capital cities, dramatically set in a deep canyon carved by the Choqueyapu River. Founded in 1548 atop an important Indigenous settlement, the city has long been a crossroads of Andean cultures, colonial history, and modern political life.