Pakistan is a country of remarkable diversity, combining mountains, deserts, rivers, and coastal areas. The northern regions feature some of the world’s highest peaks, including K2, while the southern plains are home to fertile agricultural land and the port city of Karachi.

Zacatecas, built into the slopes of a narrow ravine in north-central Mexico, is a city with a deep mining past and a striking skyline. The historic center, a UNESCO World Heritage Site, is known for its pink cantera stone buildings, narrow alleys, and impressive baroque facades. The Cathedral Basilica of Zacatecas, completed in 1752, stands as one of the most detailed examples of Mexican baroque architecture, with hundreds of carved figures covering its sandstone exterior.

Wertheim is an enchanting town on the banks of the Main River in Germany. A favorite stop on European river cruises, highlights of this charming destination include the Wertheim Castle and the town center, where you can wind your way down cobblestone streets replete with 16th century architecture. Venture outside of town and follow the Tauber River to Kloster Bronnbach, an immense and ornate monastery dating back to the 12th century.

>Estonia, a hidden gem in Northern Europe, boasts a fascinating mix of medieval charm and modern vibrancy. The capital city, Tallinn, is renowned for its well-preserved medieval Old Town, a UNESCO World Heritage Site. Wander through the cobbled streets of the Old Town, where you’ll encounter stunning Gothic architecture, including the impressive Alexander Nevsky Cathedral and the Town Hall, with its ornate spire and charming square.

Turkmenistan is a land of striking contrasts, where vast deserts meet ancient Silk Road history. The country is dominated by the Karakum Desert, an expanse of sand and scrub that covers most of its territory, yet it is also home to oases where cities flourished as trading posts for caravans journeying between Persia, China, and beyond.