C
訪問した場所: 22
国連加盟国: 3 / 193 (2%)
国連+(国と地域): 3 / 256 (1%)
最北端: Bar Harbor (44° 23′ N, 68° 12′ W)
(44° 23′ N, 68° 12′ W)最西端: San Francisco (37° 46′ N, 122° 25′ W)
(37° 46′ N, 122° 25′ W)最東端: Koriyama 
(37° 24′ N, 140° 20′ E)
(37° 24′ N, 140° 20′ E)最南端: Cabo San Lucas 
(22° 53′ N, 109° 55′ W)
(22° 53′ N, 109° 55′ W)登録日: 昨年