13. Use Rain Gutter as Space Saving Shoe Rack

Found at pinterest.com
14. Rain Gutter as Thread Spool Organizer

Tutorial via: ladycreate-a-lot.blogspot.com
15. Build a Self-Watering Aquaponic Rain Gutter Garden

Read the instructions here farmxchange.org
16. Use them for Garage Storage

They are perfect for holding cans of spray paint and other small items.
Tutorial via: anyonecandecorate.blogspot.com
17. Fill Them with Rocks and Use as Garden Edges

Found at flufflefritz.com
Love the last one!