Pink triangle and the LGBT rights movement. In Nazi concentration camps, each prisoner was required to wear a downward-pointing, equilateral triangular cloth badge on their chest, the color of which identified the reason for their imprisonment. Early on, homosexual male prisoners were variously identified with a green triangle (indicating criminals) or red triangle (political prisoners), the number "175" (referring to Paragraph 175, the section of the German penal code criminalizing homosexual activity), or the letter "A" (which stood for "Arschficker", literally "ass fucker"). Later, the use of a pink triangle was established for prisoners identified as homosexual men, which also included bisexual
Pink Triangle Park killed during Hitler's Nazi regime and beyond. In the center of the park is a loose rock-filled triangle, that includes rose crystals. Visitors are encouraged to take a crystal as part of the memorial experience. The triangle theme recalls the Nazis forcing homosexual men to wear pink triangles sewn to their clothes as an identifier and badge of shame. The Pink Triangle Park was dedicated on the United Nation's Human Rights Day, December 10, 2001 by the Eureka Valley Promotion Association. According to the non-profit that maintains the space, the Pink Triangle Park serves as "a physical reminder of how