Blue Hole (Castalia)
The Blue Hole is a fresh water pond located in Castalia, Erie County, Ohio, in the United States. From the 1920s to 1990 the Blue Hole was a tourist site, attracting 165,000 visitors annually at the height of its popularity, partly because of its location on State Route 269, about southwest of the Cedar Point amusement park in Sandusky, Ohio.
Blue Island, Illinois
Blue Island is from O'Hare International Airport and from Midway International Airport. It is located a half mile west of Interstate 57, one and a half miles east of the Tri-State Tollway, and is bisected by Western Avenue, which in Blue Island is part of the historic Dixie Highway that in its heyday connected Chicago with Miami, Florida.