Watch 500+ hot air balloons fill the sky at Albuquerque's Dawn Ascension

You've never seen hot air balloons like this before. A couple weeks ago, Albuquerque, New Mexico held its 42nd annual International Balloon Fiesta. It's a 9-day event where over 700 balloons see liftoff. It's the largest hot air balloon festival in the entire world and we were on hand to capture the action. HD and good speakers recommended...