Bartolomé Island, one of the most iconic destinations in the Galápagos archipelago, is known for its dramatic volcanic landscape and the postcard-perfect view from its summit. Just off the east coast of Santiago Island, this uninhabited islet draws visitors for its unique terrain with lava flows, spatter cones, and a rust-colored cinder cone that rises sharply above the sea.

Trinidad, Cuba, is a mesmerizing time capsule that transports visitors to another era with its cobblestone streets, pastel-colored colonial buildings, and horse-drawn carts. Founded in 1514 by Spanish conquistador Diego Velázquez de Cuéllar, this city, located in central Cuba, is one of the best-preserved colonial towns in the Caribbean. Trinidad's rich history and enchanting architecture make it an essential destination for anyone seeking an authentic Cuban experience.

Aberdare National Park is a 311 square mile sanctuary on an isolated volcanic massif which forms part of the eastern wall of the Rift Valley. Part of the larger forest reserve, the Aberdares are covered with a dense rainforest and provide spectacular views over the Rift Valley. Bird life is abundant with more than 200 species.

York, England, is a city where over 2,000 years of history comes to life. Originally founded by the Romans in 71 AD as Eboracum, York has witnessed the rise and fall of empires, from the Vikings to the Normans. Today, the city retains its medieval charm, with its historic York Minster, one of the largest Gothic cathedrals in Northern Europe, standing proudly as its centerpiece.

This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers. Hop on a cable car, one of the city's most popular attractions, for stunning city-wide views, or cruise down the Rhine to spot some of Koblenz's magnificent fortresses and castles, including the Ehrenbreitstein Fortress and Schloss Stolzenfels.