Shadow Rome - III: The Earth Movers

Sources -

Images - a mixture of my own, pexels/splash, historical and creative commons (listed below).

Andrew Shiva: https://commons.wikimedia.org/wiki/Fi...
Oosoom:https://commons.wikimedia.org/wiki/Fi...
Drielly95:https://commons.wikimedia.org/wiki/Fi...
James Hill & Eliza Jablonska: https://www.flickr.com/photos/toptips...
Rev Stan: https://www.flickr.com/photos/revstan
Glen Bowman: https://commons.wikimedia.org/wiki/Fi...
Ian Plumb: https://www.flickr.com/photos/6570982...
Magnus Hagdorn:https://commons.wikimedia.org/wiki/Fi...

Articles referenced:
Kristen Podolak: https://www.jstor.org/stable/43323924
Andrew M. Wild: https://www.jstor.org/stable/23701624
Jonathan Finch:https://www.jstor.org/stable/j.ctv1c9...
Tom Williamson:https://www.jstor.org/stable/j.ctv1c9...
Jan Woudstra: https://www.jstor.org/stable/j.ctv1c9...
Mathew Storey: https://www.jstor.org/stable/j.ctv1c9...