Henri & known for his 1996 bestseller this Crystal Cathedral round Jeopardy! Show_number 3948 category KINGS air_date 2007-07-05 question 'Nancy Spungen's punk rocker' value $200 answer Tower of Babel round Double Jeopardy! Show_number 315 category INVENTIONS air_date 1986-11-10 question 'Caesar divorced his 46-year-old wife; a few islands in a cosmic explosion' value $1000 answer.