Altdorf is a municipality and town located in the canton of Uri in central Switzerland. It serves as the capital of the canton and is situated in the Reuss Valley, nestled between the mountains of the Swiss Alps.
The town is historically significant as the site where William Tell is said to have performed his famous feat of shooting an apple from his son's head. It also served as a primary location for various historical events involving the formation of the Old Swiss Confederacy.