Hayden< just an educated guess, sorry :(
The Greeks started making the Columns while building temples. They started with the Doric, then advanced to the Ionic and later the Corinthian Columns. These architectural designs are used widely today in the construction of storey buildings and other sructures.
Monochromatic. Mono meaning one, chromatic meaning drawn or painted.
I hope this helped! :)
That is "Fountain" by Marcel Duchamp
