Augsburg is a city in south-central Germany. It is the capital of the Swabia administrative region of Bavaria, and is located at the confluence of the Wertach and Lech rivers. The population was 276,193 in 2004. The patron saint of Augsburg is Saint Afra, who was killed by the Romans at Augsburg in 304. An earlier patroness was Zisa, referenced in the 11th century, feast day September 28), possibly an early Germanic goddess and originally the consort of Tiwaz. The White Water Canoeing events for the 1972 Summer Olympics were held on the Lech in Augsburg. The facilites are still open to the public. The burg ("castle" in German) part of the city's name is cognate to the English word borough.