Well there are some things. Like for example Gold, goods, etc :D
Mississippi river
It is the Appalachian mountains.
proclamation line of 1763
water, river, and streams
There is no single geographic feature that separates China from the rest of the world.
which geographic feature contributed to beginning of farmers community's
What geographic feature is in the heartland of Mexico? What geographic feature is in the heartland of Mexico?
A peninsula.
A "cliff".
Rivers
water
Isthmus