Johnston Atoll: about four and a half times the size of The Mall in
Washington, DC
Kingman Reef: a little more than one and a half times the size of
The Mall in Washington, DC
Midway Islands: about nine times the size of The Mall in Washington,
DC
Palmyra Atoll: about 20 times the size of The Mall in Washington, DC
Land boundaries:
none
Coastline:
Baker Island: 4.8 km
Howland Island: 6.4 km
Jarvis Island: 8 km