This bridge-like piece is from carving a tunnel out from under my first piece. Click to Enlarge.

This bridge-like piece is from carving a tunnel out from under my first piece. Click to Enlarge.

This bridge-like piece is from carving a tunnel out from under my first piece. Click to Enlarge.

This bridge-like piece is from carving a tunnel out from under my first piece. Click to Enlarge.

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