Luxembourg, a small yet influential country in the heart of Europe, offers visitors a rich blend of historic sites and contemporary culture. The capital city, Luxembourg City, is famous for its dramatic cliffs and ancient fortifications that have earned it a UNESCO World Heritage status. Walking through the old quarters, visitors can explore the casemates that reveal layers of the city’s military past.

Yemen’s Old City of Sana'a stands as a living mosaic of civilizations. Just past the ornate Bab al‑Yaman gate, towering homes made of adobe, lime plaster, and layered with qatad (plaster) rise like giants in the maze of markets and quiet courtyards. Nearby, the ruins of Ghumdan Palace, once said to rival skyscrapers, recall a pre‑Islamic past and offer echoes of bygone architectural ambition.

Keswick is an attractive small town, centrally situated in the northern half of the Lake District and close to the border with Scotland. Easily accessible by road and rail this compact region of less than 200 square miles contains the best of lake and mountain landscapes.

A tributary of the Rhine, the Moselle River flows through France, Luxembourg and Germany. The Moselle also lends its name to a region of France, a valley which it bisects, and a wine produced along its banks.

León, central Mexico, in Guanajuato State, in a fertile river valley, at an altitude of about 6000 ft. León is the industrial, commercial, and transportation center for a rich agricultural region and is a shoe-manufacturing center. Founded in 1576, León was a Spanish colonial administrative center.