Preserved Ships – WWII Concrete Ship SIP at Belgrade, Serbia – October 2023
![](https://maltashipphotos.com/wp-content/uploads/2023/10/sip-concrete-ship-@-sava-river-belgrade-serbia-ii-19.10.2023.jpg)
One of the interesting maritime craft found at Sava River, Belgrade Serbia is no doubt the 1943 built concrete ship SIP. The first official idea of using concrete to build a ship dates back to 1848 France. During World War I, due to lack of raw materials, especially iron about a hundred concrete ships were […]