(Lost Canyon, 140', 2017, 25-106-f) across Lost Canyon at Top of the Rock NW of Ridgedale, Oliver Township, Taney County, MO. US65 N. 2.4 miles from jct with Rochester Rd. in Ridgedale, W. on MO86 0.15 miles, N. on Top of the Rock Rd. 200', E. (curves N. on Ridgedale Rd. 0.3 miles to the welcome center on the W. side of the road. $10 to park & take $28 golf cart tour to view the bridges. (N36 31.854 W93 15.216) Photos by Bob Hamilton 10-6-18.