27–8==External links==* NOVA: Physics of Stone Arches* InteractiveTHRUST* DIYinfo.org's Constructing Brick Arches Wiki - A wiki on how to construct brick arches around the house* DIYinfo.org's Constructing Timber Framed Arches Wiki - Similar to the brick arches but extra information for timber arches
Znan primer je Arc de Triomphe v Parizu v Franciji.