Niagara Falls is a powerful waterfall in North America. It is found on the Niagara River. This river is the border between the United States and Canada. The river is actually a strait. It connects two Great Lakes. They are Lake Erie and Lake Ontario. The falls formed during the last Ice Age. This was 12,300 years ago. The falls have a long history.
Niagara Falls is shared by two countries. There are different falls on each country's land. People can visit American Falls. They can also visit Bridal Veil Falls. These are on the American side. People can also visit Horseshoe Falls. This is on the Canadian side. The falls generate a lot of electricity. This energy is shared by both countries.
The falls have a very interesting history. People have always been amazed by their power. About two hundred years ago, many factories and mills were built on the river. The falls' power was used to make electricity for them. A group of citizens was worried that this would harm the beauty of the falls. They started a group called Free Niagara. This group wanted to preserve the beauty of the falls. They also wanted .....