celtic style cross with endless knots patterns in white and black with stroke s and surrounding black ring with knots

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