(CT-02-02) in Dinosaur State Park SW of Rocky Hill, Rocky Hill Township, Hartford County, CT. CT99 (Main St.) S. 0.7 miles from jct with CT160 (Elm St.) in Rocky Hill, W. on CT411 (West St.) 0.9 miles to the park on the S. side of the road. (9-22-06, N41° 39.12', W72° 39.39') Photo by Mark Comstock.