Perchè Flop, Turn e River si chiamano così?

river You very well might be able to bluff someone off of an overpair if you raise flop, bomb turn and bomb river but what I want to discuss in this

The flop is the first three cards, the turn is the fourth and the river is the fifth

pokersider The flop came and Griff bet 4,000,000 Tamayo called and both players checked the turn Tamayo led out for 13,000,000 on the river and Griff folded

poker texas hold The flop is the first three cards, the turn is the fourth and the river is the fifth