Alberobello in southern Italy’s Puglia region captures the imagination with its distinctive trulli houses. These structures were built using a dry-stone technique passed down over centuries, without mortar or cement, and their unique form comes from layer upon layer of limestone nestled from nearby fields. Alberobello’s trulli are so remarkable that in 1996 the historic center was inscribed as a UNESCO World Heritage Site, where more than 1,600 of these buildings still stand.

Travelers on the Arabian Sea often find themselves in Muscat, on the Gulf of Oman. This port capital is situated between ocean and mountains, and boasts lovely beaches, great diving sites (watch for turtles!), 16th-century forts, and the impressive Sultan Qaboos Grand Mosque, which can hold 20,000 people.

Behold beautiful Lucerne! This German-speaking area of central Switzerland on Lake Lucerne is a truly spectacular locale. Surrounded by mountains and notable for its famous Chapel Bridge, this idyllic and musical Swiss locale is wonderful any time of year.

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.

Nantes, situated on the banks of the Loire River in western France, is a vibrant city known for its rich history, creative energy, and dynamic cultural scene.