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TIL Guards at the Tomb of the Unknown Soldier take an average of six hours to prepare their uniform. They are also required to memorize 35 pages of information about Arlington National Cemetery and the Tomb of the Unknown Soldier, including the locations of 300 graves and who is buried in each one.

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XY1X TIL: Farmed salmon is naturally gray in color. It ends up pink due to food additives canthaxanthin and/or astaxanthin.
nEpP TIL the Christopher Nolan “Tumbler” Batmobiles were street-ready vehicles built from scratch, not shells on top of existing cars, capable of high-speed driving, jumping, and tight cornering.
XPnk TIL in 2011 a study found that individuals with high social anxiety had high empathy. The study found that high empathy may make socially anxious individuals more sensitive and attentive to other people’s states of mind.
X0px8 TIL there is a Danish children's animated series about a middle-aged man with an extremely long prehensile penis.
d8Jjr TIL that the embassies of Sweden, Norway, Denmark, Finland and Iceland are located in a shared common building complex in Berlin.