Penguin One Instagram Pics – And Others From Southwest’s Cool Fleet [PICTURES]

"Two can play that game" said Southwest Airlines to Frontier Airlines recently, as they painted cool motifs and pictures on their planes.

Frontier proved that planes are visually stunning canvasses, so no reason why Southwest shouldn't get in on the game.

They recently unveiled Penguin One, another tie in to their partnership with Sea World. This adds to Shamu 1 and 2 (below) and make for very cool air carriers.