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.

Iguassu Falls, straddling the border between Brazil and Argentina, is a breathtaking natural wonder that captivates visitors with its sheer scale and beauty. This UNESCO World Heritage Site boasts the largest waterfall system in the world, with nearly 275 individual falls cascading over a rugged landscape.

Hot Springs, Arkansas has been drawing visitors for centuries, and it all starts with the water. The city sits atop a natural thermal spring system that produces nearly a million gallons of 143-degree water each day. These springs gave rise to Bathhouse Row, a stretch of eight historic bathhouses within Hot Springs National Park. Some, like the Fordyce Bathhouse, now serve as museums, while others still offer traditional thermal soaks.

South Luangwa National Park in eastern Zambia is one of Africa’s most treasured wildlife areas, lying along the lush bends of the Luangwa River. Designated as a protected area in the 1970s, it stands out for its consistently high wildlife densities and landscapes that shift with the seasons. Dry grasslands, shaded woodlands, and green floodplains all unfold beneath wide skies, shaping the canvas for memorable animal sightings.

Yala National Park sprawls across Sri Lanka’s southeast, where dry plains meet lagoons and the Indian Ocean’s shoreline. It is one of the country’s oldest protected areas, first set aside as a wildlife reserve in 1900 and later declared a national park in 1938, and today invites travelers to see life thrive in a wide range of landscapes, from scrubland to sandy beaches.