GURNEE, Ill. (WIFR) -- Fright Fest returns for its 29th season at Six Flags Great America this weekend.
For eight straight weekends and on select weekdays, Six Flags Great America will be transformed into a Halloween-themed amusement park.
Rest in Terror, the 30-hour Coffin Challenge, returns this season. Participants have the chance to win $600.
The Coaster Challenge will also return for a sixth straight year, teaming up with Special Olympics of Illinois. Challengers must register online and raise funds to get early access to the park and ride the distance of a 5K, 10K, half-marathon or marathon on rollercoasters.
Fright Fest begins Sept. 14 and lasts through Nov. 3. For more information, click here