[they find a giant underground staircase]
Powell: How do a bunch of people with hand tools build all this?
Ben: The same way the built the pyramids, the Great Wall of China.
Riley: Yeah... the aliens helped them.
Powell: How do a bunch of people with hand tools build all this?
Ben: The same way the built the pyramids, the Great Wall of China.
Riley: Yeah... the aliens helped them.
[ they find a giant underground staircase ]
Powell : How do a bunch of people with hand tools build all this?
Ben : The same way the built the pyramids, the Great Wall of China.
Riley : Yeah... the aliens helped them.
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