B
已访问地点：70
联合国会员国：1 / 193 (1%)
联合国+（国家和地区）：1 / 256 (0%)
最北端：Williamsport (41° 14′ N, 77° 0′ W)
(41° 14′ N, 77° 0′ W)最西端：Moon Township (40° 30′ N, 80° 12′ W)
(40° 30′ N, 80° 12′ W)最东端：Dewey Beach (38° 41′ N, 75° 4′ W)
(38° 41′ N, 75° 4′ W)最南端：Virginia Beach (36° 51′ N, 75° 58′ W)
(36° 51′ N, 75° 58′ W)加入时间：2年前