Australian Steam is a long-running preservation index documenting more than 600 surviving steam locomotives across government, industrial, sugar, and private railway systems, with locations, status notes, photographs, and restoration updates.
Chicago-L.org documents more than a century of elevated-train fares, tokens, tickets, magnetic cards, smart cards, turnstiles, vending machines, and policy changes alongside the broader history of Chicago rapid transit.
Dave Plimmer's 2D53 documents North Wales main-line railways with photographs from 1975-1983, timetables, signalling material, headcodes and extracts from official railway documents.
Carsten Lundsten's railway pages preserve a detailed late-1990s and early-2000s snapshot of Danish signals, speed boards, block systems, turnouts and station signaling as ERTMS changes the infrastructure they documented.
NOHAB.hu preserves photographs, locomotive histories and operating details for the Hungarian M61 diesel fleet and related NOHAB-GM locomotives across Europe.