Underline the misplaced or dangling modifiers in the following sentences. then rewrite the sentence to fix the problematic modifiers. 1. pouring millions of gallons over the waterfall, bill marveled at niagara falls.

A dangling construction are misplaced or wrongly organized words that the writer intends to be a modifier , but instead of doing that, the modifier erroneously describes a noun or phrase that is in the sentence -- sometimes with humorous results. In this case, the problem is that in this sentence the  Pouring millions of gallons over the waterfall seems to be done by Bill.

The correct structure would be:

Bill marveled at Niagara Falls  pouring millions of gallons over the waterfall.

what is the sentence?