The second-largest UN center is the world is in Geneva. The United Nations Office at Geneva lies in historic Palais des Nations and is open for guided tours. Outside the building is Allée des Nations, an expanse lined with all the flags of member countries. Fun fact: The World Health Organization is also headquartered in Geneva. © Nuvisage | Dreamstime.com

Admire the iconic flower clock within Jardin Anglais park. The clock was made in 1955 to honor the city’s watchmaking traditions and history. Thousands of plants were used to make the clock face and, depending on the time of year you visit, you’ll find different plants making up the clock as the seasons change. © Gbern31 | Dreamstime.com

St. Peter’s Cathedral dates back to 1150, but its foundations are much older. Beneath the church is an archaeological site open to the public, featuring a first-century B.C.E. tomb of a Gallic chieftain. Inside the actual cathedral, you’ll find fourth-century mosaics and a 15th-century painted altarpiece. © Bogdan Lazar | Dreamstime.com

Discover the legacy and history of watchmaking at Patek Philippe Museum. Patek Philippe & Swiss have been crafting watches since the 16th century, and the museum details rare timepieces, artisan crafts and more. © Boris Bascarevic | Dreamstime.com

Arguably one of Geneva’s most famous landmarks, Jet d’Eau is a massive fountain situated right where Lake Geneva exits as the Rhône River. The jet is so large, you can even see it by plane when flying over the city. About 130 gallons of water are thrust 490 feet high every second. © Minnystock | Dreamstime.com

Its exterior may surprise you to its actual function; Bâtiment des forces-motrices is a former hydro power plant and waterworks power house. Built in the late 19th century, the neo-classical structure fell out of use in the 1960s and was later repurposed into a theater and event venue. © Elena Duvernay | Dreamstime.com