Railway gun - Wikiwand

A railway gun, also called a railroad gun, is a large artillery weapon, built on, transported by, and fired from a specially designed railway wagon. Many countries have built railway guns, but the best known were made by Krupp and used by Germany in World War I and World War II. Smaller guns were often part of an armoured train.

Model of the French Gloire (1858), the first ocean-going ironclad

38 cm SK L/45 Max - Wikiwand

Railgun - Wikipedia

Cannon 102/35 Model 1914 - Wikiwand

Cannone da 149/23 - Wikiwand

Materiel de 155 sur affut-truck Schneider - Wikiwand

Carronade - Wikiwand

28 cm SK L/40 Bruno - Wikiwand

Canon de 340 modèle 1912 à berceau - Wikipedia

Cannone da 381/40 AVS - Wikiwand

8-inch Mk. VI railway gun - Wikiwand

BL 9.2-inch railway gun - Wikiwand