Malena, 7, looks at Belgian clown Lili Bellule at the pediatric department of the Hopital Erasme at the Universite Libre de Bruxelles (ULB), in Brussels January 27, 2015. The hospital offers performances by musicians and clowns as a form of therapy to help children cope with dealing with the stress and fear caused by hospitalization. (Photo by Yves Herman/Reuters)

New York City policemen tangled with demonstrators at a subway station on the opening day of the New York World's Fair, April 22, 1964. Youths attempted to stall the train, which was headed from the city to the fairgrounds, as a form of protest on behalf of civil rights for blacks. (Photo by Charles Gorry/AP Photo)

Devotees try to form a human pyramid to break a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Mumbai, India, September 6, 2015. Janmashtami, which marks the birthday of Hindu god Krishna, is being celebrated across the country today. (Photo by Danish Siddiqui/Reuters)

The fairy chimneys are seen with light illuminations created with different techniques in Cappadocia, Nevsehir, Turkiye on August 01, 2024. Fairy chimneys are formed by volcanic eruptions and erosions over millions of years and are considered as one of the unique characteristics of the geography. (Photo by Harun Ozalp/Anadolu via Getty Images)

“Aquarium or Akvarium (Russian: Аквариум) is a Russian rock group, formed in Leningrad in 1972 by Boris Grebenshchikov (Борис Гребенщиков), then a student of Applied Mathematics at Leningrad State University, and Anatoly (George) Gunitsky, then a playwright and absurdist poet”. – Wikipedia

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

Penitentes, or nieves penitentes (Spanish for “penitent-shaped snows”), are a snow formation found at high altitudes. They take the form of tall thin blades of hardened snow or ice, closely spaced with the blades oriented towards the general direction of the sun.

Alluvial Fan, China. A vast alluvial fan blossoms across the desolate landscape between the Kunlun and Altun mountain ranges that form the southern border of the Taklimakan Desert in China’s XinJiang Province. Image taken by the ASTER instrument on NASA’s Terra satellite on May 2nd, 2002. (Photo by NASA/GSFC/USGS EROS Data Center)