Located on the banks of the Danube, Spitz an der Donau is a charming market town in Austria's Wachau valley. Occupied since Celtic times, Spitz offers spectacular views of the Danube valley.

Costa Rica is a Central American tropical paradise beyond compare. The wildlife is colorful and memorable, from toucans to spider monkeys to sloths. Volcanoes, ziplines, and prime cycling, hiking and surfing opportunities are there for active travelers. For more relaxed vacationers, beaches and vibrant nightlife—from rooftop bars to romantic dining—await.

Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

The capital and largest city in Hungary, Budapest is a favorite European destination for millions of tourists each year. Once the center of the Austro-Hungarian Empire, this cosmopolitan city and UNESCO World Heritage site has plenty of historical and cultural landmarks to explore.

Copper River, Alaska's fourth largest river travels from the dry interior climate to the temperate rainforest along Prince William Sound.