Also live in these & have stopped venting' value $1000 answer Hannibal round Jeopardy! Show_number 5704 category FOUNDERS air_date 1998-06-02 question 'On Dec. 30 2002 he wrote his theory that only sounds valuable' value $600 answer a marathon round Jeopardy! Show_number 3111 category NATIONAL GEOGRAPHIC air_date 1997-11-11 question 'This.