Puerto Limon is a busy port city and capital of the Limon province. This Caribbean locale is blanketed with rainforest habitats and full of tropical beauty.

Cairns is the majestic entrance to Australia's Great Barrier Reef. This warm, tropical destination is located in Far North Queensland. Must-see attractions in Cairns include the Tjapukai Aboriginal Cultural Park, which educates tourists about indigenous peoples, and restaurant and bar-dotted Cairns Esplanade, which has a lagoon for swimming.

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.

Troy, a place of legends and a place of history. One of the most famous cities of ancient history, the mythological city of Troy dates back to the early Bronze Age. Best known as the famous city of Helen and the horse of Trojans from Homer's Iliad.

Utrecht, a charming city in the Netherlands, offers a captivating blend of history, culture, and modern vibrancy. Dominated by its striking Dom Tower, the tallest church tower in the Netherlands, Utrecht invites visitors to climb its 465 steps for panoramic views of the city and the surrounding countryside.