Plaza de Mayo, a beautiful public square bordered with ancient structures, including the presidential palace, is one of the most photographed sites in the Argentine capital.
This wonderfully gorgeous walled city on the Adriatic Sea has medieval roots, so it's no surprise that it doubled as King's Landing in Game of Thrones.
Vancouver is a beautiful coastal city surrounded by mountains and water. You'll be amazed at the number of sailboats, ferries, cruise ships, and even seaplanes competing for space on the water down at the harbor.
Santa Fe is well-known for its adobe architecture, art galleries, and museums (the Georgia O'Keeffe Museum is a must-see), as well as its delectable Southwestern food.
Few other skylines in the world can compete with Hong Kong's. The city's lofty buildings are framed by Victoria Harbour, which is packed with Star Line ferries and traditional junk boats at night.
Rio de Janeiro's unique beauty was on display at the 2016 Summer Olympics. The Christ the Redeemer statue, positioned high on a mountaintop, and bullet-shaped Sugarloaf Mountain on Guanabara Bay are also Instagram-worthy sites.
Copenhagen, one of the world's most picturesque cities, is easy to love. Nyhavn, with its brightly colored historic buildings and canal, is its nicest street. Amalienborg Palace, the royal family's house, is close.
NYC is known for its skyline, with iconic buildings like the Empire State and Chrysler, but its waterfront promenade in Brooklyn Heights and 19th-century brownstones in Greenwich Village are equally beautiful. Plus, it features world-class eateries.
Istanbul is one of the most enticing cities on the planet. It is located on two continents, Europe and Asia, and was formerly the capital of three great empires: Byzantine, Roman, and Ottoman.
Americans and Canadians have long loved San Miguel de Allende, a Spanish colonial city in Mexico's rugged heartland. Everyone loves its cobblestone alleys, tree-lined El Jardin square, craft fairs, and architecturally rich buildings like the 17th-century Parroquia cathedral.