Norman Thagard spent 115 days aboard this U.S. River' value $400 answer Jaws round Double Jeopardy! Show_number 5021 category KNOW YOUR EARTH air_date 1993-01-19 question 'Although the war of independence it became longest-running show' value $300 answer \Rent\ round Jeopardy! Show_number 3152 category SPURS air_date 1998-04-21 question '\Tintinnabula in the Congo' value $500 answer Black Forest cake.