Liên quan

Tài liệu tham khảo

WikiPedia: Đảo_Unimak http://drgeorgepc.com/Tsunami1946.html http://www.titanic-nautical.com/Lighthouses-AK-Sco... http://factfinder.census.gov/servlet/DTTable?_bm=y... http://www.wilderness.net/NWPS/wildView?WID=619&ta... //tools.wmflabs.org/geohack/geohack.php?language=v... //tools.wmflabs.org/geohack/geohack.php?language=v... https://web.archive.org/web/20100627052011/http://... https://web.archive.org/web/20111228071001/http://... https://web.archive.org/web/20181206111524/https:/... https://commons.wikimedia.org/wiki/Category:Unimak...