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最北端：Port Angeles (48° 7′ N, 123° 25′ W)
(48° 7′ N, 123° 25′ W)最西端：Port Angeles (48° 7′ N, 123° 25′ W)
(48° 7′ N, 123° 25′ W)最东端：Chicago (41° 52′ N, 87° 37′ W)
(41° 52′ N, 87° 37′ W)最南端：Newport Beach (33° 37′ N, 117° 55′ W)
(33° 37′ N, 117° 55′ W)加入时间：18小时前