These are all celtic knots that are generally called "Ceilidhs," which in Gaelic means a community gathering and celebration. It's pronounced, "Kay-Lee" Like me. ^_^ Possible tattoo ideas down the road
Not a dragon, but really cool. Oval Tribal Celtic Knot - Dreaming Dragon Designs - Printfection.com
Great tutorial on drawing celtic knot borders. Celtic Knots 101 - Running Borders - WetCanvas
Tree of Life Infinity Tree Wall Decor by HumdingerDesignsEtsy, $240.00:
celtic knots and an actually reasonable discussion of meanings.
Forres Knot, Celtic Block Patterns by Celtic Crossworks at Creative Quilt Kits
celtic knot patterns
My new ink! Mother and son Celtic sign with his birthday!