The butterfly loop, also known as lineman's loop, butterfly knot, alpine butterfly knot and lineman's rider, is a knot used to form a fixed loop in the middle of a rope. Tied in the bight, it can be m
A butterfly loop with a carabiner.
To tie the butterfly loop, start by making two twists in the same direction to form the two loops. Then wrap the outer loop around the standing part and pull it through the hole of the inner loop.
Alternate method of formation using wraps on the hand.
A knot is an intentional complication in cordage which may be practical or decorative, or both. Practical knots are classified by function, including hitches, bends, loop knots, and splices: a hitch f
Knot board [es] on Elbe 1 (ship, 1965)
An example of a quipu from the Inca Empire, currently in the Larco Museum Collection.
Alexander Cuts the Gordian Knot, by Jean-Simon Berthélemy (1743–1812)
Gordian Knot statue (1990)