The Jeffersonian Natural History Museum in Washington D.C. is a fictional place in the TV show 'Bones'.
A croupier deals cards for a game of Texas hold 'em. A croupier or dealer is someone appointed at a gambling table to assist in the conduct of the game, especially in the distribution of bets and payouts. Croupiers are typically employed by casinos.
To determine the winning number and color, a croupier spins a wheel in one direction, then spins a ball in the opposite direction around a tilted circular track running around the circumference of the wheel.