From Wikimedia Commons, the free media repository
This category contains tunnels which are partly or wholly constructed under a body of water.
This category has the following 10 subcategories, out of 10 total.
- ► Eastern Harbour Tunnel (1 C, 7 F)
- ► Hvalfjarðargöng (10 F)
- ► Western Harbour Tunnel (2 C, 16 F)
Media in category "Undersea tunnels"
The following 15 files are in this category, out of 15 total.