Can you tell me how tall is Niagra Falls?

Or How deep is it?

length of brink: 1060 feet

height: 176 feet (due to rocks at the base actual fall is 70 feet)

volume of water: 150,000 U.S. Gallons per second

no one knows how tall do they ....... ?

really tall

167 ft (51 m)

What when lying down

Niagara Falls is divided into the Horseshoe Falls and the American Falls. The Horseshoe Falls drop about 173 feet (53 m). The American Falls drop about 70 feet (21 m).

Here's a whole bunch of facts on the falls:
http://www.niagaraparks.com/nfgg/geology...

regular height ranges from 147ft to 167ft and the bring height goes from 1060 ft to 2600 ft. it all depends on the side your watching and the actual base height of the falls is nomore than 75 ft. but the rocks extend it.

The American falls are taller than the Canadian falls.

really tall

being a waterfall it may be hard to measure height with water levels and all the variables but it is approximately 173 feet (53 meters) according to wikipedia.

176 feet. You don't realize how big it really is until you're right next to it. It's amazing how much water flows down there each day.

The falls are 167 feet, or 51 meters. It's average flow rate is 202, 000 cubic feet a second, and this water mainly comes from the Niagra River.

There are a few parts of the falls, the Canadian Horse shoe side, which is the most famous part. and the American and Bridal Veil Falls, which are on the American side of the border. They were formed by melting glaciers.

51m