Dag 10
Building construction
![](http://d2k8htqlk8yn1a.cloudfront.net/img/flags-png/bs.png)
Both historical and modern construction relies on the widely available limestone.
Newer construction uses reinforcing rods for larger structures.
Neither tend to spend much effort on the roof. I wasLes mer
Both historical and modern construction relies on the widely available limestone.
Newer construction uses reinforcing rods for larger structures.
Neither tend to spend much effort on the roof. I wasLes mer