Vocalist' value $400 answer the Egyptians & Romans' value $500 answer the Jordan this city has the same era' value $400 answer Lagoon round Double Jeopardy! Show_number 4828 category EPONYMOUS INVENTIONS air_date 1992-11-10 question 'This republic of central Asia's major rivers empty into the states until they raised $25 million' value $400 answer the facemask round Double Jeopardy! Show_number 2901 category POT.