Union Pacific Big Boy
[be] Union Pacific Big Boy
[cs] Lokomotiva Big Boy
[cy] Union Pacific Big Boy
[de] UP-Klasse 4000
[es] Big Boy (locomotora)
[fr] Big Boy (locomotive)
[hu] Union Pacific 4000
[id] Lokomotif Union Pacific Big Boy
[it] Union Pacific Big Boy
[ja] ユニオン・パシフィック鉄道4000形蒸気機関車