Theatrecrafts.com > Topics > Themed Entertainment > Disney Theme Parks > Jungle Cruise
Disneyland (1955 – present)
The boat travels under its’ own power guided by an underwater track. The water is around 3.5 feet deep throughout most of the journey, and 6 feet deep at the hippo pool area.
https://www.youtube.com/watch?v=y_7cf4_sKj8