Mountain range that stretches over 3000 miles from the southwestern United States to Alaska.
This area sits between the Rockies and the Appalachian mountains and features wide open spaces used for agriculture and cattle ranching.
Mississippi River System
the largest in North America, it includes the two longest rivers in the United States, the Mississippi and Missouri.
the longest in Canada.
Lake Huron, Lake Ontario, Lake Michigan, Lake Erie, and Lake Superior. (HOMES)
periods without rain
the region that stretches from the Carolinas across the nation to southern California.
New York City
the United States largest urban area
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.