The Metro has an extensive public art collection, represented in all quadrants & in some out-of-the-way places. When I know I will have extra time in an area of the city, I check the city's Interactive Public Art Map & seek out interesting public art. 


These are images from the piece Los Libros, by artist John Northcutt, located in front of the Cherry Hills Library. From the city public art map page: “Los Libros” is a three-element installation of interactive minimal kinetic geometric forms...The frames enclosed inside of the main frames can be rotated to simulate the turning of pages & the expansion of knowledge, as the book is read and reread...Viewer participation allows for an ever-changing image..."

More Public Art Here.