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.

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.

Sri Lanka is an island republic in the Indian Ocean off the southeastern coast of India. Sri Lanka is separated from India by the Palk Strait and Gulf of Mannar. The capital of Sri Lanka is Sri Jayavardhanapura (Kotte); and Colombo is the largest city. Sri Lanka's coast is indented by lagoons and inlets.

Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

Fort Lauderdale is known for its sun-soaked beaches, diverse culture, and network of scenic canals that stretch over 300 miles. Visitors can take a water taxi or book a sunset cruise to explore the city from a different perspective.