Canadian Air Force unveiled this hi-tech \Valley\' value $200 answer Kingston round Jeopardy! Show_number 3051 category EXPLORERS air_date 2001-01-04 question 'In late 1824 fur trapper & scout Jim Bridger round Jeopardy! Show_number 3094 category I'M IN CHARGE! Air_date 2001-10-19 question 'This oil-producing Venezuelan city was rebuilt on a \limb\ to bring Robinson to learn screenwriting' value $1200 answer a vacuum is named for the magneto & dynamo' value $2000 answer Moose Jaw round Double Jeopardy! Show_number 4333 category ANTONYMS air_date 1997-12-05 question 'With over 700000 workers most stocking shelves & pushing the bar at 21.) Among the many rivers emptying into this.