Speyer, located in the Rhineland-Palatinate region of Germany, is a city rich in history and culture. One of its most notable landmarks is the Speyer Cathedral, a UNESCO World Heritage Site and one of the largest Romanesque churches in the world.

Dotted with lighthouses along its shoreline, Portland, Maine is a coastal gem in the northeastern United States and a veritable paradise for lovers of fresh seafood, craft breweries, and small-town charm. At the center of downtown Portland, the Old Port neighborhood boasts a number of unique and historical buildings, trendy restaurants and bars, and picturesque views of the Portland Harbor.

Sri Lanka is an island republic in the Indian Ocean off the southeastern coast of India. Sri Lanka is separated from India by the Palk Strait and Gulf of Mannar. The capital of Sri Lanka is Sri Jayavardhanapura (Kotte); and Colombo is the largest city. Sri Lanka's coast is indented by lagoons and inlets.

Mount Kilimanjaro, located in Tanzania, stands as Africa’s highest peak and an iconic symbol of adventure. This majestic stratovolcano rises 5,895 meters (19,341 feet) above sea level, making it one of the world’s most accessible high summits. Climbing Kilimanjaro offers a unique opportunity to traverse multiple climate zones, from lush rainforests and alpine meadows to the icy summit.

Among the stunningly snow-capped Swiss Alps, Zermatt is a charming ski resort town in Switzerland. Situated near the iconic Matterhorn peak, Zermat is the perfect destination for skiing, snowboarding, and hiking.