What is the animated movie about two kids whose mother makes them search for a red ruby?

Question by Spike: What is the animated movie about two kids whose mother makes them search for a red ruby?
It was made in the early 90’s and based in a swamp. Children are made to go down a well by an evil step mother and search for a red ruby. which they find and have to pry out of a skull. Rope and bucket were used to lower and raise them out of the hole.

Best answer:

Answer by mysourcessay
the rescuers?????

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