This is a huge near horizontal monumental obelisk sundial by John Carmichael at Sundial Sculptures and Chris Coulter located at Chinook Trails Elementary School in Colorado Springs CO USA.
<a href="//commons.wikimedia.org/wiki/User:John_Carmichael" title="User:John Carmichael">John Carmichael</a>
2007
<span class="int-own-work" lang="en">Own work</span>