John Snow is the father of modern epidemiology, having tracked the source of a cholera outbreak in London in 1855, thanks to some good old fashioned detective work. It’s a story worth reading, but I won’t go into it here.
At any rate, the UCLA Department of Epidemiology has an interactive online map of London in 1859. You can zoom in on the map down to an amazing level.
I actually have a copy of the map (framed for posterity) that I acquired when I was in my victorian role playing phase. It was hard to find then. Fortunately, you don’t have to conduct the smae long search that I did. You can just look at it online.
The Chicago Tribune has a gallery with some long-forgotten photographs of the Chicago Exposition of 1893. It’s a visual treat for Victorian era enthusiasts. And while you’re at it, I highly recommend the book “Devil In The White City,” a true-crime story about a serial murderer n Chicago at the time of the fair.
Belle Epoque is a set of free wargames rules for playing games set in the Victorian era. The page also has a number of scenarios and supplements for various conflicts.
Belle Epoque is a set of rules intended to replay the famous battles of the second half of the 19th to the early 20th century, synthesized to allow the resolution of parts in less than 3 hours. The system is expected to play “large format” on a large hexagonal surface such as, for example, those proposed by the Kallistra brand, with figurines in 10 or 15mm, as well as in Version “minimalist” with a type of board game “Battle Cry” or “Memoir ’44” and a handful of plastic figures 1 / 72th.
Here’s a set of color photos of Victorian Wales. There may be some use here for people making terrain.