DIY urban planter box plans - I have not considered anodyzed corrugated metal as a possibility for planter boxes. But it might make a fairly inexpensive building material. Wonder if it has any risk of leaching toxic stuff into soil for vegetable boxes?
Yard Art~ Make a free Standing Garden Porch made of old recycled materials. I love the old odd shaped windows, porch and stair railings, rusted tin, etc. What a fun place to hang out! / Magic Garden must do this
DIY - Homemade Gabion wall ie rocks encased in wire baskets and used as a retaining wall - creates a dramatic feature in a garden. No directions on link. Nice someone figured out how to landscape with river rock. I swear they grow!