Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

Taormina, with its hilltop location above the Ionian Sea, is easily one of Italy's most beautiful places. As it's packed with people in the summertime, recommended months to visit include April and September.

More than 300 days of sunshine annually (more than San Diego or Miami Beach) earns Denver high marks with visitors and make sunglasses a must. For the city's most energetic shopping, dining and entertainment spots, point your compass in the direction of Larimer Square, the Tivoli, LoDo and the 16th Street Mall.

Cook Islands is a self-governing island group in free association with New Zealand, comprising two groups of widely scattered islands in the South Pacific Ocean. The Southern, or Lower, Group includes Rarotonga, Aitutaki, Atiu, Mangaia, Mauke, Mitiaro, Manuae, and Takutea.

Trieste, located in the northeastern corner of Italy, is a city that beautifully blends Italian, Slavic, and Central European influences, making it one of the most culturally rich destinations in the country. Situated along the Adriatic Sea, the city boasts a stunning waterfront, with the iconic Piazza Unità d'Italia, one of the largest European squares facing the sea, at its heart.