羅亞爾島

羅亞爾島（）是美国密西根州的島嶼，位於苏必利尔湖西北部接近美加邊界，長72公里、寬14公里，面積206平方公里，是該國第33大島嶼，最高點海拔高度424米，島上無人居住。設有羅亞爾島國家公園。

外部連結

• [http://maps.google.com/maps?ll=48.025360,-88.825836&sll=47.120361,-88.395996&spn=0.844574,1.189270&sspn=6.756592,9.514160&t=k&hl=en Satellite Image of Isle Royale from Google]
• Norman King Huber, The geologic story of Isle Royale National Park, [http://www.minsocam.org/MSA/collectors_corner/usgs/b1309.htm United States Geological Survey Bulletin 1309 (1975)]
• [http://www.coppercountry.com/article_42.php Geological history of Isle Royale]
• [https://web.archive.org/web/20110719050944/http://www.coppercountry.com/IsleRoyale.php/ Isle Royal Travel Info]
• [http://www.superiortrips.com/Isle_Royale_Shipwrecks.htm Isle Royale Shipwrecks] ite for planning trips to Isle Royale
• [http://www.northstarnerd.org/About-Lake-Superiors-Isle-Royale.pdf/ Life on Isle Royale in the 1930's, Dartmouth Professor J. Laurie Snell - deceased]