Here's my finished castle project!  Below are various pictures of the interior and exterior of the castle, as well as some captions briefly explaining the contents. 
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Sideview of castle
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Frontview of castle
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Interior facing front *Spiral staircase on left*
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Second story facing front left ......... *back door behind*
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Third story facing front left
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Third story facing back
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Third story back exit (exits to cliff)
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Top floor garden facing back right
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Top floor garden facing front right