Many triangles were painted on the surface of John F Kennedy Promenade in Golden Gate Park. John F Kennedy Promenade is car-free on all days.

A bicycle rode past a triangle with swirls and stars painted on it, and a crescent shape stenciled off it.

A colorful triangle had many small circles painted on it in two different colors.

A blue semi-transparent triangle was painted over double yellow lines that ran down the center of the road.

A part of this triangle was worn away by feet and bicycles.

Three wavy yellow lines decorated a green triangle.

A multi colored triangle was painted near to the sidewalk and lawn.

A decorated blue triangle bordered a former bike barrier painted to protect a former bike lane.

A blue triangle had a green swirl and was decorated with yellow and white dots.

A pink arc decorated the edge of another blue triangle.

Another triangle was painted to resemble a slice of watermelon.