In Edinburgh, an ancient fortress looms, the hills are steep, and travelers delight in the hidden charms of the Old Town and New Town. Hike to find spectacular views on Arthur's Seat, shop the downhill streets of the Royal Mile, and visit Edinburgh Castle, an imposing royal fortress that defines this city's skyline.

Northwest of Panama City lies the capital city of Colón, a gateway to the Panama Canal.

Rapid City is the gateway to iconic Mount Rushmore National Memorial and a delightful stop for your next trip to South Dakota.

An essential passageway between the Atlantic and Pacific Oceans, the Panama Canal is an extraordinary technological landmark and a testament to human innovation. Built in the early twentieth century by American engineers, the canal weaves through the Panamanian isthmus and allows easy access for commercial freighters and cruise ships alike.

Southeast Europe country that is landlocked, and known officially as the Republic of Serbia. While not really a tourism destination, the spas and mountain resorts do draw some domestic visitors.