celtic style knotted cross with eternity knot patterns in white and black with surrounding rounded knot ring s

abstract ancient antique artwork backgrounds black catholic celtic christianity church circles color cross culture cultures curves decoration decorative design effect elements eternity ethnic fashioned geometric holiday illustration ireland irish knot knots medieval national ornament ornate pagan patrick patricks pattern patterns religion religious round rounded scotland scottish sign stroke style surrounding symbol tattoo template textured tied tribal wallpaper white with