Las Palmas, the capital city of Gran Canaria island, is a bustling city that weaves the vibe of the Spanish mainland into a unique tapestry of life informed by world cultures including African, Chinese and Indian. A city of superlatives, it's one of Europe's biggest ports with one of the world's best climates and the cleanest air of any Spanish city according to a WHO study. Many also believe that the long, wide stretch of Las Canteras is one of the world's great urban beaches.

Guernsey is a self-governing British Crown Dependency, and one of the Channel Islands in the English Channel close to the French coast. The handsome town of Regency-style buildings is a short walk up from the pier and a delight to explore. Visit Castle Cornet, a fortress that has guarded the harbor for eight centuries. After visiting the five museums housed within, you’ll become an expert on Guernsey history. Another popular attraction is Hauteville House, the former home of the exiled 19th-century French literary giant and author of Les Miserables, Victor Hugo.

Located on the northeast coast of Brittany, Saint-Malo has long been an important French port and today keeps busy receiving ferries arriving from the UK. This walled city is ringed with mighty ramparts and towers built to protect its inhabitants from intruders long ago, and a walk along the ramparts makes for a pleasant tour. The most famous attraction and one of the most popular in France is nearby Mont St. Michel, a rocky tidal island that has been one of the top pilgrimage sites for Christians through the ages.

Vigo is simultaneously a quaint historic town and a world-class industrial port – it delights in both dimensions. The name Vigo comes from the Latin vicus, meaning small village, and yet this biggest city in Galicia is home to the world's largest fishing fleet. The keel was laid in Vigo for the inaugural luxury yacht of The Ritz-Carlton Yacht Collection in January 2018. Meanwhile, ancient Vigo lives on in the Old Town, home to stately stone buildings and the underground remains of the ancient city wall. Monte del Castro rises in the city center where Vigo was first settled.

Lying below the steeple-rich skyline of Charleston is an architecture buff's dream. Founded in 1670, the port is now host to eight distinct building styles. It also claims the country’s first museum and the harbor where the first shots of the American Civil War were fired from Fort Sumter, accessible via a pleasant ferry ride. Antebellum history is revealed at Boone Hall Plantation, famous for its stunning avenue overarched with moss-draped live oak trees more than two centuries old.

With an average temperature of 75 degrees and 3,000 hours of sunshine per year, Fort Lauderdale’s gorgeous beaches are just the beginning of the city’s attractions. Venturing into the water allows for scuba diving, deep-sea fishing or an airboat tour of the Everglades with a live gator show. Often called the “Venice of America” for its many canals and waterways, Fort Lauderdale is also a lovely place for a stroll. A trek along the Riverwalk reveals a tropical landscape lined with restaurants, art and entertainment and continues down Las Olas Boulevard for a posh shopping spree.

Closer to Cuba than to Miami, the southernmost city in the continental United States can feel like a country all its own. Home to free spirits, scuba divers and six-toed cats, Key West is defined by its quirky charm. People go barefoot, chickens roam the streets and eclectic culture rules. Architecture lovers will appreciate classic Caribbean villas, unique Keys conch houses and Victorian and Queen Anne gingerbread homes. Shopping opportunities range from many music and book shops to trendy designer boutiques.

Situated on one of the world's largest natural harbors, New York is a global power city with a nearly endless “to-do” list. Journey to the Statue of Liberty, experience the 9/11 Memorial & Museum and take in the lights and sounds of Times Square. Revel in a Broadway show and gaze up at the iconic Flatiron, Chrysler Building and Empire State Building. Visit the countless museums starting with The Metropolitan Museum of Art, among the world's largest and finest museums, the Guggenheim, or MoMA.