Heartbreak Falls is a miniature waterfall located in the wilderness of South Park. It appeared in the Season Sixteen episode "I Should Have Never Gone Ziplining".
Background[]
After The Boys get stuck on a ziplining tour group and they find out that ziplining is boring, they escape to find a horseback riding tour group and end up having the same problem again. This group stops to eat lunch in front of a waterfall called Heartbreak Falls and the leader of the group, Duncan, asks them if they would like to know why it is called Heartbreak Falls, with one of the riders replying that he would like to know.