已访问地点：45
联合国会员国：1 / 193 (1%)
联合国+（国家和地区）：1 / 256 (0%)
最北端：Portland International Airport (45° 35′ N, 122° 35′ W)
(45° 35′ N, 122° 35′ W)最西端：Portland (45° 31′ N, 122° 40′ W)
(45° 31′ N, 122° 40′ W)最东端：Chicago (41° 52′ N, 87° 37′ W)
(41° 52′ N, 87° 37′ W)最南端：Long Beach (33° 46′ N, 118° 11′ W)
(33° 46′ N, 118° 11′ W)加入时间：3周前