W
已访问地点：57
联合国会员国：2 / 193 (1%)
联合国+（国家和地区）：2 / 256 (1%)
最北端：Indiana (40° 37′ N, 79° 9′ W)
(40° 37′ N, 79° 9′ W)最西端：San Francisco (37° 46′ N, 122° 25′ W)
(37° 46′ N, 122° 25′ W)最东端：Atlantic City (39° 21′ N, 74° 25′ W)
(39° 21′ N, 74° 25′ W)最南端：San Salvador 
(13° 41′ N, 89° 11′ W)
(13° 41′ N, 89° 11′ W)加入时间：3周前