The long dairy barn, filled with sheltering equipment, gets us in the mood to make like the birds and bees. It's little to pay for this kind of top-quality furtive thrill. Remember to wear hiking gear to allay park ranger suspicions. Low most days, though the real challenge comes when tour buses are in residence, complete with nosy tourists. Noise allowed Your call.
Soft whimpers blend in best.
No red, shocking pink or chartreuse. This one's gotten trickier over the years, given the prominence of security guards nowadays. You might want to consider the old laptop position for this one, thereby revealing only a single pair of legs to any potential gawkers. Otherwise, keep those lips occupied elsewhere. Best attempted during hot summer days when the teen gangs provide distraction for the security cops.