PHOTOS: THURSDAY'S ACTION KICKS OFF ESPN X GAMES AUSTIN 2015

X Games Austin 2015 kicked off Thursday with Harley-Davidson Flat Track racing and MotoX Step Up.

Today marks the first full day of action-sports competition and festivities at Circuit of The Americas, including BMX Park and Vert finals, Skateboard Vert, MotoX Enduro X, Rally Car Racing and Skateboard Big Air. The evening concludes with a headlining performance from Nicki Minaj.

Tickets and more information are available at circuitoftheamericas.com.

Check out a gallery of Thursday’s action below.