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.

Nicaragua offers travelers a look into centuries of layered history set against striking natural backdrops. Visitors can tour the baroque-style Granada Cathedral, take a boat ride through Las Isletas (a chain of small, volcanic islands in Lake Nicaragua), or climb the bell tower of Iglesia La Merced for sweeping city views.

Sudan, located in northeastern Africa, is a country of diverse landscapes, from the vast Sahara Desert in the north to the fertile Nile Valley in the center. The Nile River, one of the world’s longest, runs through the country, shaping both its agriculture and history.

Tracy Arm, Alaska, is a breathtaking fjord nestled within the Tongass National Forest, offering a pristine wilderness experience unlike any other. Known for its towering cliffs, majestic waterfalls, and awe-inspiring glaciers, this natural wonder is a must-see for nature lovers and adventurers alike. As you cruise through the narrow, winding waterway, you’ll be greeted by stunning views of the Sawyer Glaciers, which periodically release enormous icebergs into the fjord.

Plovdiv, one of the oldest continuously inhabited cities in Europe, carries over 8,000 years of history layered into its streets. The Roman Theater, still in use today, was discovered by accident in the 1970s and now hosts operas and concerts overlooking the Rhodope Mountains. Nearby, visitors can walk the remains of a Roman stadium buried beneath the main pedestrian street, where modern shops and cafés stand above ancient foundations.