Shoot the rapids
Definition 1 of 2
Pro Tip 1/3Excitement Connotation
The phrase often suggests thrilling and adventurous undertones when describing river activities. 
They couldn't wait to shoot the rapids and feel the rush of the river.
Pro Tip 2/3Potential Danger
Implicates possible risks inherent in navigating tumultuous river sections. 
Although eager, they were cautious as they prepared to shoot the rapids.
Pro Tip 3/3Nature Setting
It is commonly used to refer to outdoor adventures in natural waterways. 
Their summer was unforgettable, especially when they shot the rapids.