These photos show Niagara Falls after they were drained in 1969

[post_page_title]Finishing the job[/post_page_title]

The dry waterfall was the perfect chance for the researchers to work on projects that could help everyone in the future, too. They decided to plant various instruments that could monitor any rock movements at several places in the waterfall.

Finishing the job

They also used steel cables and bolts to try and secure the rocks around Bridal Veil Falls and Luna Island. The team finished off by drilling drainage holes to help relieve hydrostatic pressure. There was just one thing to do: investigate the build-up of talus.

Recommended For You