Sundial

This sundial is back behind the Avondale Civic Center Library. There's all kinds of coll stuff out by the Civic Center. Anyway, I stumbled upon the sundial while investigating photo ops after visiting the library. Here's what the sign next to it says:

To Use The Sundial:
Stand on the current month with your back to the sun. Your shadow falls across the "hours" to show the time -- with surprising accuracy! If your shadow doesn't reach the ellipse, raise your arm over your head to add height.