You can go in three directions:
Aste88's suggestion seems to be most popular with beardie enthusiasts. The geko and frog people tend to go with great stuff foam, Eco Earth dusting and cork bark inserts. You could just add plastic plants to this back ground. The third option (sort of DIY), is making an individual arrangement of various Mag Naturals type ledges and planters. You can order extra high-strength magnets to hold the weight of a climbing BP.
Google will deliver you lots of videos and how-to's on what ever you choose.
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