rocky mountains
colorado desert
sierra madre
california peninsula
gulf of california
cape san lucas
greenland
great plain
great lakes
labrador peninsula
appalachians
labrador sea
baffin island
baffin bay
hudson bay
alaska peninsula
gulf of alaska
artic ocean
bering sea
bering strait
pacific ocean
atlantic ocean
cape mendocino
niagara falls
antillas
gulf of mexico
caribbean sea
cape hatteras
missisisipi river
missouri
great bear and slave lakes
yucatan peninsula
