You can visit the United Nations Office at Geneva on a guided tour, which explores the Palais des Nations and learn about the UN's work to maintain world peace and foster international relations.
The tour lasts about one hour. Tours must be booked in advance and they sell out quickly. Available dates are released the 20th of each month for the next month. Best to book immediately as the dates are released if you have a specific date you need to visit.
After purchasing your tour ticket, you have to register for a digital access badge prior to your visit. It gives you a QR code which will be scanned on site. You also need to carry a valid passport during your visit.
Learn more.
Location: Palais des Nations, 1211 Genève • Nations tram stop, about 11 mins from main Geneva train station.
Website: www.ungeneva.org