In the vestry of a

In the vestry of a New England church: “Will the last person to leave please see that the perpetual light is extinguished.”In a Pennsylvania cemetery: “Persons are prohibited from picking flowers from any but their own graves.”On a roller coaster: “Watch your head.”On the grounds of a public school: “No trespassing without permission.”On a Tennessee highway: “When this sign is under water, this road is impassable.”