Knots

Celtic Pattern Knot
Courtesy Needpix.com
Mayan Symbol Aztec Ancient Mexico
Celtic Tribal Knot
Celtic Tribal Knot
Courtesy Needpix.com
Terracotta Humbaba mask from Ur, Iraq. 2004–1595 BCE. Sulaymaniyah Museum, Iraq
More complex form of the endless knot seen on a c. 400-year-old Chinese lacquerware dish
Decorative form of the Tibetan endless knot
Tibetan endless knot.