Dino-madness! T-Rex costumes fill racing track Enthusiasts compete in the races at Emerald Downs dressed like Tyrannosaurus Rex ...

Spectators cheered as participants ran down the track cloaked in inflatable Tyrannosaurus rex costumes during the T-Rex World Championship Races at Emerald Downs in Auburn, Washington.

Spectators cheered as participants ran down the track cloaked in inflatable costumes during the T-Rex World Championship Races at Emerald Downs in Auburn.

The Emerald Downs horse racing track in Auburn, a suburb of Seattle, Washington, had a different sort of competitors crossing the finish line on Sunday: participants of all ages dressed in inflatable ...

AUBURN, Wash. (AP) — Spectators cheered as participants ran down the track cloaked in inflatable Tyrannosaurus rex costumes during the T-Rex World Championship Races at Emerald Downs in Auburn, ...