People attend a master class in Latin American dances on the deck outside No 84 Pavilion in VDNKh Exhibition Centre in Moscow, Russia on July 4, 2020. The event opens this year's season of outdoor dancing in VDNKh. (Photo by Artyom Geodakyan/TASS)

Police officers try to stop medical students as they protest against Sri Lanka's crippling economic crisis, outside the Health Ministry in Colombo on April 6, 2022. (Photo by Ishara S. Kodikara/AFP Photo)

A boy crouches to avoid the camera as he runs past the body of a man killed during clashes between police and gang members, in the Martissant neighborhood of Port-au-Prince, Haiti, Saturday, October 2, 2021. Haitian gangs have seized control of more land and committed more crimes than ever before – all without a care. (Photo by Rodrigo Abd/AP Photo)

Garbage, including plastic waste, is seen at the beach of Costa del Este, in Panama City, on April 19, 2021. Every two weeks, Marine Biology students descend about five meters in the sea to take care of a coral nursery of the staghorn species (Acropora cervicornis) in Portobelo, Panama, with which they aim to restore reefs damaged by climate change and pollution, as part of the Reef2Reef project. (Photo by Luis Acosta/AFP Photo)

“The Lockheed Martin X-33 is an unmanned, sub-scale technology demonstrator suborbital spaceplane developed in the 1990s under the U.S. government-funded Space Launch Initiative program”. – Wikipedia

Photo: An Artist's Rendering Shows How Nasa's X-33 Technology Demonstrator, A Cost-Cutting Fully Reusable Single-Stage-To-Orbit Space Vehicle, Will Look Upon Completion. The 67 Foot-Long, 278,600 Pound, Twin Engine Space Vehicle, Capable Of Reaching Speeds In Excess Of Mach 15, Will Lead To The Construction Of A 127 Foot-Long, 2,186,000 Pound Version With Seven Engines And A 50,000 Pound Payload Capacity Called The “Venturestar”. (Photo By Nasa/Getty Images)

A visitor looks down from a terrace at a Volkswagen Beetle owners' meeting in Sao Bernardo do Campo January 25, 2015. Around 1000 Volkswagen Beetle cars took part in this event as part of celebrations marking Brazil's annual National Volkswagen Beetle day, which falls on January 20. (Photo by Paulo Whitaker/Reuters)

“The Mikoyan MiG-31 (NATO reporting name: Foxhound) is a supersonic interceptor aircraft developed to replace the MiG-25 “Foxbat”. The MiG-31 was designed by the Mikoyan design bureau based on the MiG-25”. – Wikipedia

Photos: The Mikoyan MiG-31 “Foxhound”. Russia, April 2012. (Photo by Alexandr Pak; Source: LiveJournal)