Cat moves it, and ought to use this video as advertisement! The Ghirardi Oak was moved by Hess Landscaping Construction by using a D7 dozer, a D8, and a trio of 345 excavators

This video looks great in full screen, and the lack and white images are only there for a historic perspective for the first minute

http://hesstrees.com/comptonoak/ for a gallery of images

http://hesstrees.com/comptonoak/blog/ for the what, how, and why of this Compton Oak... which was an acorn brought by the first immigrants to this area of Texas from Louisiana

Hess landscape Construction is a company from near San Jaun Capistrano, California