The Latvian War Museum was built in 1916 and is located in the old city of Riga, the capital of Latvia. Museum collections are mostly Latvian war supplies since the 14th century, including sand tables, guns, military clothing, pictures and other precious items, these exhibits show the historical process of Latvian people's pursuit of freedom and independence. At the entrance of the museum, there is a gunpowder tower built in the 14th century. The arsenal is cylindrical.