Make a fake rock cave/basking spot for a reptile cage.

Step 4 Glue

In order to get everything back the way you have it now, it really helps if you draw marks and lines onto your shape. Trace the outline of a piece onto the piece below it. Trace the bottom footprint onto the bottom of your viv or newspaper. Take off each layer and start gluing things down working from the bottom up (don't glue it to the floor!)