The dazzling capital of the Czech Republic, the explorable Prague has fittingly been nicknamed "the City of a Hundred Spires." Halved by the Vltava River and notable for architecture Baroque, Renaissance, and Gothic, visitors will find much to take in here.

This coastal route runs between the Gulf of Alaska and Puget Sound, and is a popular route for cruise ships. Cruise passengers can expect to see a breathtaking amount of wildlife, as well as Ketchikan, Wrangell, Prince of Wales, Sitka, Juneau, Haines, Skagway and Glacier Bay.

This historic port town is located on the Gulf of Nicoya in Costa Rica. Don't miss the seafood cafes along Paseo de los Turistas promenade.

Hong Kong offers the best of both worlds, a thriving exciting city filled with culinary delights with mountains and sprawling parks for when you need an escape into nature. As you wander the Street Market to score bargains on local goods, make sure to indulge in a bowl of wanton noodles or freshly steamed dim sum.

Perth is pleasantly sited on the Swan and Canning rivers, with the cerulean Indian Ocean to the west and the ancient Darling Ranges to the east. It claims to be the sunniest state capital in Australia and the most isolated capital city in the world.