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.

The Atacama Desert in Chile, the driest non-polar desert on Earth, is a place of extraordinary beauty and otherworldly landscapes. Stretching over 600 miles along the Pacific coast, the Atacama's stark, lunar-like terrain is punctuated by salt flats, active geysers, and rugged canyons. One of the most striking sights is the Valle de la Luna, or Valley of the Moon, where wind-sculpted sand dunes and jagged rock formations create a surreal environment that appears as if it's straight from another

New York's most talked about locale, New York City, is the United States' cultural and financial hub; it has the country's major stock exchange and is the center for world news media.

Must-sees in Seville include the landmark palace Royal Alcázar of Seville, the Gothic, bell-towered Catedral de Sevilla, and Plaza de España, an architectural marvel with Moorish, Baroque and Renaissance influences. Meanwhile, Museo del Baile Flamenco is the place to learn about flamenco dancing culture.

Hong Kong offers the best of both worlds, a thriving exciting city filled with culinary delights with mountains and sprawling parks for when you need an escape into nature. As you wander the Street Market to score bargains on local goods, make sure to indulge in a bowl of wanton noodles or freshly steamed dim sum.