Course it's possible that you might think it a good idea to wargame this conflict in a small scale in order to have the space and scope to do it on an industrial scale.
Magister Militum have a pretty extensive Crimean and Franco-Prussian range.
Pendraken do most 19th century conflicts - see some French painted up on the
Waterloo to Mons blog - linked at the top of the page.
Buildings - some Crimean 10mm buildings
here