Historical clue formulations

• Breaking point? — 2022-11-11
• Traveler's convenience — 2018-03-21
• Something between 49-Downs — 2013-10-19
• Place to walk a dog, maybe — 2012-10-18
• Where many people fall asleep at the wheel — 2011-03-19
• It's found between exits — 2009-03-21
• Place that often has picnic tables — 2007-12-24
• Common vending machine site — 2006-03-18
• Place to stretch — 2005-11-13
• Turnpike sight — 2003-11-27
• Turnpike oasis — 2003-09-24
• Place to stretch your legs — 2002-08-07
• Pull-off — 1998-09-19