1: Niagara Falls formed over 12,000 years ago.

2: The falls are made up of three different waterfalls.

3: Visitors can experience the falls from a boat tour.

4: Niagara Falls is a popular site for daredevils.

5: Over 3,160 tons of water flow over the falls every second.

6: The falls have inspired countless artists and writers.

7: There are tunnels behind the falls for a unique view.

8: Niagara Falls is a natural wonder shared by Canada and the US.

9: The falls were formed by glaciers during the Ice Age.