Nyungwe Forest National Park, in southwestern Rwanda, is one of Africa’s oldest rainforests and a sanctuary of biodiversity. Spanning more than 1,000 square kilometers, the park shelters a wealth of wildlife, including over 300 bird species, 1,000 plant species, and an impressive 13 primate species.

One of the major rivers of the Iberian Peninsula, the Douro in north-central Spain and Portugal just might be the world's most beautiful wine region. Most of the river on the Spanish side isn't navigable, so river cruises generally travel roundtrip from Porto, on the coast of the Atlantic.

The Mara River in Tanzania is a natural wonder that draws adventurers and wildlife enthusiasts alike. Flowing through the heart of the Serengeti and into Kenya’s Maasai Mara, this river is best known as the lifeblood of the Great Migration. Each year, from July to October, millions of wildebeest, zebras, and gazelles make a perilous crossing of the Mara. It’s a spectacle of nature that leaves visitors in awe, making it one of Africa’s most sought-after safari experiences.

Varna is a beautiful city along the Black Sea and a favorite port of luxury cruise ships.

The Faroe Islands, a hidden gem in the North Atlantic, offers visitors a breathtaking blend of dramatic cliffs, quaint villages, and untouched landscapes. This autonomous territory of Denmark, located between Iceland and Norway, is a dream for nature lovers and adventurers alike. The islands boast rugged coastlines, with towering cliffs like those at Vestmanna, where you can take boat tours to witness seabirds nesting on the rock faces.