While not exactly "rock" climbing, Carhenge is nonetheless known to climbers as a novelty in outdoor bouldering, and is absolutely worth a visit with a pair of climbing shoes and a tetanus shot if you're wanting to send your first "V8".

It's not entirely clear to what degree climbing is allowed, but as of 2018 there were no signs explicitly discouraging it. Despite this ambiguity, the spot has been featured in editions of Climbing Magazine.