Notably the ones in Crystal Palace [1] which are above an old underground toilet, now converted into someone's house! [2] I guess — in this case, at least — the fogging-up of the glass is actually a privacy feature.
Only for the record, there is a "modern" material, called "glass block" since the '50's or '60's, the one in your photos seem like it (and there is no "prism" like the kind described in the main article) that can be used also for walls.