The first formal parade on Mardi Gras day in New Orleans was held in 1838. This early procession featured a group of masked and costumed figures, including characters like Harlequin, Turk, and Indian, wandering through the public streets. This event preceded the later, more organized Krewe parades that began in 1857.

The Icelandic geothermal site that shares its name with the 1980 movie The Blue Lagoon (starring Brooke Shields) is the Blue Lagoon. Located in a lava field on the Reykjanes Peninsula in southwestern Iceland, this man-made, mineral-rich spa is powered by wastewater from the nearby Svartsengi geothermal power plant. 

The U.S. Olympic hockey team upset the Soviet Union (USSR) on February 22, 1980, in the "Miracle on Ice" at the Winter Olympics in Lake Placid, New York. The American team of amateurs and college players defeated the defending gold medalist Soviet team, which was considered the best in the world, with a final score of 4-3.

McLean Stevenson played Lt. Colonel Henry Blake on MASH* during the show's first three seasons (1972–1975). As the amiable commanding officer of the 4077th Mobile Army Surgical Hospital, his character was known for a relaxed leadership style, a strong dynamic with Radar O'Reilly, and ultimately, his shocking death in the episode "Abyssinia, Henry".

Oranges are a hybrid of the pomelo (Citrus maxima) and the mandarin (Citrus reticulata). Specifically, the sweet orange (Citrus x sinensis) originated from a cross between a non-pure mandarin and a hybrid pomelo, comprising roughly 42% pomelo and 58% mandarin genetics.