Or for the World Fitness Federation's Bodybuilding World Championship, to be held October 24-27, 2014, with contestants from over 60 countries.
Today its main tourist draw is Erdene Zuu, the oldest Buddhist monastery in Mongolia. At its height, it had 100 temples and over 1000 monks. Destroyed during the Communist purge of religion, it was restored as an active monastery in 1990.
It also functioned as a fertility symbol. Women sat on it and prayed to get pregnant. I assume that men also sat on it and prayed for more potency.
There's a fence around it now, so you can't pray for pregnancy or potency anymore.