Clearing skies await a tripod-toting photographer looking for a spot to capture the early-morning light at Portland Head Light, Thursday, January 17, 2013, in Cape Elizabeth, Maine. (Photo by Robert F. Bukaty/AP Photo)

A craftman poses with a bamboo miniature sculpture in Hanoi on November 25, 2020. (Photo by Nhac Nguyen/AFP Photo)

Suited volunteers in bowler hats stand in the surf holding umbrellas aloft at sunrise at Bondi Beach on June 27, 2010 in Sydney, Australia. The human installation is the latest in a series of “surreal human sculptures” by artist Andrew Baines (Photo by Brendon Thorne/Getty Images)

Shadow art is a unique form of sculptural art where the 2D shadows cast by a 3D sculpture are essential for the artistic effect.

The "Square Head" is a sculpture by the french artist Sacha Sosno, and it is also the very first giant sculpture to have been transformed in a habitable building.

The Euro sculpture is partially reflected in a puddle on a cobblestone pavement in front of the headquarters of the European Central Bank in Frankfurt on Jan. 21. (Kai Pfaffenbach/Reuters)

A man walks pat sculptures with face masks on along an alley in Beijing on August 3, 2021. (Photo by Noel Celis/AFP Photo)