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.

Savonlinna, Finland, is a captivating destination nestled in the heart of the Finnish Lakeland region, renowned for its breathtaking natural beauty and rich cultural heritage. The city’s star attraction is Olavinlinna Castle, a medieval fortress built in 1475, which remains one of the best-preserved castles in Northern Europe.

Sirmione, a picturesque town on the southern shore of Lake Garda, Italy, offers a unique blend of natural beauty and historical intrigue. Known for its stunning peninsula that juts into the lake, Sirmione is celebrated for its charming medieval streets and spectacular lakeside views. At the heart of the town stands the Scaliger Castle, a 13th-century fortress surrounded by moats and offering panoramic views of Lake Garda and the surrounding landscape.

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.

Elvas rises from the Alentejo plains near the Spanish border as one of Portugal’s most striking fortified towns, shaped by centuries of defense, resilience, and daily life along the frontier. Encircled by an immense network of walls, bastions, and hilltop forts, the town tells a clear story of strategy and survival, from the sweeping views at Forte da Graça to the quiet streets within the historic center.