Halong Bay, located in northeastern Vietnam, is a stunning UNESCO World Heritage site known for its emerald waters and towering limestone islands. This natural wonder offers a variety of activities for visitors, including cruising, kayaking, snorkeling, and exploring extraordinary caves like the Sung Sot.

Porto is a spectacular and inviting city, and one of Western Europe's rising travel destinations. History, nightlife, attractions and excellent tourist accommodations distinguish this coastal city.

This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers.

Uluru-Kata Tjuta National Park, national park in the Northern Territory, Australia, in the arid center of the continent, southwest of Alice Springs. The area was established as Ayers Rock/Mount Olga National Park in 1958 and renamed Uluru National Park in 1977.

Antigua and Barbuda are located in the middle of the Leeward Islands in the Eastern Caribbean. Antigua, the largest of the British Leeward Islands, is about 14 miles long and 11 miles wide, encompassing 108 square miles. Barbuda, a flat coral island with an area of only 68 square miles, lies approximately 30 miles to the north. The population is approximately 68,000 and its capital is St. John's on Antigua.