Dotted with lighthouses along its shoreline, Portland, Maine is a coastal gem in the northeastern United States and a veritable paradise for lovers of fresh seafood, craft breweries, and small-town charm. At the center of downtown Portland, the Old Port neighborhood boasts a number of unique and historical buildings, trendy restaurants and bars, and picturesque views of the Portland Harbor.

Listed on the National Register of Historic Places, Lahaina, Maui is the former capital of the Hawaiian Kingdom and was once the site of a whaling village. This popular tourist destination is now a cultural center perfect for fine dining, visiting Hawaiian art galleries, whale watching, and immersing yourself in this region's rich history.

Glenwood Springs, Colorado, is a picturesque resort town famous for its geothermal springs. Nestled in a scenic canyon of the Rocky Mountains where the Colorado and Roaring Fork Rivers meet, Glenwood Springs will enthrall you with its natural beauty, including towering red sandstone cliffs, snow-capped mountains, and lush forests.

Cusco is the South America's oldest continuously inhabited city, the gateway to Machu Picchu and once was the capital of the Inca Empire. Make sure you get to Plaza de Armas, the main square and center of the city. Walk through the nearby San Pedro Market to find a special gift for loved ones (or yourself!) or view the Sun Temple Coricancha.

Located on the Adriatic, Koper is a coastal port city in Slovenia. Koper is home to a variety of architectural gems dating back centuries, especially near the city's central Tito Square. Koper's marina and beaches provide spectacular views of the Bay of Trieste, while the city's variety of museums, parks, restaurants, and bars offer plenty to explore and entertain.

Capri, a jewel of the Tyrrhenian Sea, has long been a favorite retreat for emperors, artists, and writers. This enchanting island off Italy's Amalfi Coast captivates with its dramatic cliffs, turquoise waters, and timeless elegance. The most iconic sight on Capri is the Blue Grotto, a sea cave illuminated by a magical blue light created by sunlight passing through an underwater cavity.