"He was like the Holy Grail": The life and legend of America's most famous wild horse

(by Ryan Osborne thedenverchannel.com 1-21-20)

They all have a story about Picasso, now the most famous wild horse in America, as if the old pinto was putting on a show just for them. 

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https://www.thedenverchannel.com/news/local-news/he-was-like-the-holy-grail-the-life-and-legend-of-americas-most-famous-wild-horse