Pierre du Niton - Free Audio Guide

The Pierre du Niton, located in Lake Geneva, Switzerland, is a remarkable geological formation and a national heritage site. These erratic rocks, formed by glacial activity, are significant for their historical use as a reference point for topographic measurements. Originally utilized in the 19th century by engineer Guillaume-Henri Dufour, it serves as a benchmark for altitude in Switzerland. Visitors can enjoy scenic views from the nearby Quai Gustave-Ador and the Promenade du Lac. While the rocks are not accessible on foot, boat tours provide a closer look at these unique formations. There are no admission fees, but tourists are advised to check local schedules for boat availability.