Also receiving votes: Ruby Falls

“We have [an opinion poll] in North Carolina that we feel is quite reliable. We tabulate automobile bumper stickers to determine the trend of support for presidential candidates.

“Our latest tabulation indicates that Nixon is in first place, Linville Caverns is in second, and Kennedy is tied for third with Tweetsie Railroad.”

— Letter from Jack Runnion of Winston-Salem to the editor of Time magazine, October 10, 1960