M
o
u
n
t
a
i
n
s
,
B
o
r
d
e
r
s
a
n
d
A
b
s
t
r
a
c
t
i
o
n
s
North America, California, the Santa Monicas, China, the United States, Arizona and unmarked areas
Mountains
North America
California
the Santa Monicas
Four color boundary maps
No territories with a common border are marked with the same color
China
the United States
Arizona
unmarked areas
More maps
abstractions
electoral map archive
oOo