Big Rock, IL - Historic House For Sale   PARKS: Big Rock’s park offers something for everyone - Basketball, volleyball and tennis courts, baseball and soccer fields, a children’s playground, a paved walking track, and a pavilion complete with picnic tables. Big Rock Forest Preserve – A quiet get-away located just 3.5 miles away with fishing, horseback riding and hiking trails. Climb to the top of the gigantic hill here and you can see for miles and miles - truly spectacular views in every direction, especially at sunset.