This southwestern U.S. state is best known for the Grand Canyon, which is a must-see. Other attractions include Tuscon's Saguaro National Park, golf courses in Phoenix, as well as Sedona's Cathedral Rock.

Gaze in awe at the majestic beauty of Icelandic fjords in Isafjordur, a small and remote fishing village on the coast of Iceland.

The capital of Crete, Heraklion is a Greek port city and a popular stop on Mediterranean and Greek cruises. The city is an historical marvel, replete with archaeological wonders and remnants of the region's past. Highlights include the Heraklion Archaeological Museum, the Rocca a Mare Fortress, the Venetian Loggia, and just past the city limits, the Palace of Knossos.

Canyonlands National Park, located in southeastern Utah, offers an awe-inspiring landscape of deep canyons, rugged mesas, and striking rock formations. This vast park is divided into four districts: Island in the Sky, the Needles, the Maze, and the Rivers. Each district showcases its own unique geological features and breathtaking vistas. The Island in the Sky district provides panoramic views from its high mesa, including breathtaking vistas of the Colorado and Green Rivers.

Located on the coast of Queensland, Australia, Airlie Beach is a favorite stop for cruises along the Great Barrier Reef. This coastal paradise offers spectacular beaches and easy access to the Whitsunday Islands, Conway National Park, and, of course, the Great Barrier Reef.