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Car with a pickle design in the Zagreb Red Bull Soapbox Race, Zagreb, Croatia, September 14, 2019. (games, races, sports)
10 Unusual Sports
Estimated battle casualties, Normandy invasion, World War II. WWII, D-Day
Estimated Battle Casualties During the Normandy Invasion and Campaign to Liberate Paris (June–August 1944)
African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.
Timeline of the American Civil Rights Movement
Lake Mead (the impounded Colorado River) at the Hoover Dam. The light-coloured band of rock above the shoreline shows the decrease in water level in the first few years of the 21st century.
6 Lakes That Are Drying Up
Time zone map with standard time zones and International Date Line
Why Are Some Time Zones 30 Minutes Off Instead of an Hour?
Normandy Invasion: Omaha Beach. World War II. D-Day. Infographic. SPOTLIGHT VERSION
Facts and Figures About the Landings on Omaha Beach During the Normandy Invasion on June 6, 1944
airplane in flight (plane, aircraft, flying)
7 Puzzling Plane Disappearances

M30

United States mortar

Learn about this topic in these articles:

development of mortars