U2 fans rave after debut concert at the Sphere

STORY: U2 are the first band to play Sphere, Sin City's newest spherical music venue.

Billed as the "future of entertainment" and the "world's largest" spherical structure, Sphere cost almost $2.2 billion to build and the venue's exterior is covered in fully programmable LEDs.

Inside, Sphere has the world's largest and highest-definition wrap-around LED screen, giving concertgoers an immersive experience like no other.