Land added during the new kingdom.
I guess it's the Pacific Ocean
The Qinling Mountains make up much of the eastern border of the Middle Kingdom. This natural barrier separates the central plains of China from the eastern coastal regions.
The Mississippi River forms Arkansas' eastern border.
The Mississippi river
A physical feature that forms part of the border of New York State is Lake Ontario. If you mean the border around New York City, a physical feature would be the Hudson River.
The Ural Mountains
Barrier island
The Ural Mountains
The Mississippi River forms most of Arkansas's eastern border.Mississippi River
the english channel
The Mississippi River forms most of Arkansas's eastern border.Mississippi River
Andes Mountains.