Reconstructed several times, and in the 17th century named Gunpowder Tower due to gunpowder stored there. Its present appearance was set in 1650. In 1919 the War Museum was established. In 1937 - 1939, an annex building was added according to a project by architect A. Galindoms. Now this part hosts large and various exhibitions. The height of the tower - 25,6 metres, diameter - 14,3 metres and wall depth - 3 metres.
| Address: | Smilšu iela 20 |