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.

Delhi is a sprawling metropolis in North India that contains the country's capital, New Delhi. Life is abuzz and hectic here, with traffic going every which way. A huge population shuffles through Delhi's streets, alleys and food and spice-selling bazaars, and it's quite memorable to be a part of it all.

Travelers on the Arabian Sea often find themselves in Muscat, on the Gulf of Oman. This port capital is situated between ocean and mountains, and boasts lovely beaches, great diving sites (watch for turtles!), 16th-century forts, and the impressive Sultan Qaboos Grand Mosque, which can hold 20,000 people.

Located off the southern coast of Chile, Cape Horn is a coastal headland on Isla Hornos, the southernmost island in the Tierra del Fuego archipelago. The Cape Horn Monument provides a spectacular panoramic view of the Pacific and Atlantic Oceans. This rocky cliffside is a popular stop for Antarctic and South American cruises.

A veritable paradise on Earth, Auckland combines the best of both worlds – a thrilling urban metropolis surrounded by striking natural areas, sparkling blue water, and colorful wildlife. New Zealand’s cultural and recreational hub, beautiful Auckland has something for everyone.