Prague yellow penguins in Prague, you can find only yellow penguins check a review from Tripadvisor.com: Penguins standing in a row by the river – they light up at night: “The cool thing about this artwork in the river is that if you walk down to the wharf area where the last penguin is located, you can stand in front and look like you’re the leader of the penguins! These penguins light up at night which is very impressive. There are other artworks in the park next to the penguins on display.”