Crystal Lake Elementary School District 47 is reviewing four areas in the city to see whether continued bus service is necessary, causing some parents to worry that transportation option may be taken away. The walking areas currently being reviewed by the district are the crossing over Swanson Road at Alexandra Boulevard for Woods Creek Elementary School, the crossing over Swanson Road at Village/Greenfield for Glacier Ridge Elementary, the Wedgewood area and the Barlina and St.