Located about 10 miles southwest of Denver, Colorado, the Red Rocks Amphitheatre is one of the most beloved concert venues in the world. From classical symphonies and the Beatles to John Denver and U2, the list of performers who’ve played Red Rocks since it began hosting concerts in 1908 is nearly as long as the amphitheater’s 2.5 miles of seating.
The reason for its high regard? A combination of naturally occurring geology, man-made architecture and nearly perfect acoustics. But let’s start with the rocks themselves, which are hundreds of millions of years in the making.