Ranked Four Sixes Ranch was founded in 1870 by Captain Samuel "Burk" Burnett, who named it after the "6666" brand on his first herd of cattle. The iconic estate is renowned for its Quarter Horses ...

Both the 6666 and, more recently, Bosque Ranch have been featured in "Yellowstone," partly due to Sheridan's passion for cutting and quarter horses. A spinoff show surrounding the 6666 has been ...