Trivia: The scene where Indy escapes a nuclear blast by hiding in a lead-lined refrigerator spawned the phrase "nuking the fridge", which is analogous to jumping the shark, an idiom to describe when a TV series has passed its creative peak and its overall output has begun to decline.
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Trivia: In the Mayan temple, Indy comments "I have a bad feeling about this." This line was a running gag in George Lucas' Star Wars saga, and was used by Harrison Ford at least once. (01:46:10)