The University of Texas tower. Photo by Flickr user Derek Key.
https://www.flickr.com/photos/derekskey/3472556720/in/photolist-6hRL8A-gQYex-3c7USc-4D7cr2-4D7g1R-5ZRmfA-f2eoR-gRdK3-5ZM6TM-f7cds-eKYJ8b-5ZMaVn-eS1rm5-5ZRpaL-4qdN6h-5ZMdeB-9yjzrN-5ZRoLY-5ZReaY-6iUdGt-5ZRfNU-5ZRhFU-5ZM1z8-5ZMami-5ZM9Nx-5ZRjo1-5ZRgp7-5ZReLj-5ZM3ic-5ZM7DK-5ZM6ot-5ZMbr2-5ZRh1Y-4DbxPw-5ZRpGq-buoQNg-6hMx84-4DbqAL-eKMmkB-eKYLYu-6hMuYX-fq7s91-84zF6q-8SdSYN-e3qmn-eS1r25-adCFtR-63MxyG-5rHHzb-AnZDn