Indeed, many are commonly so. Mines were even dug under the sea in early industrial times. provided your pumping gear is up to the task, and your overburden is impervious enough, it is OK.
The only railway under the river Thames is parts of the London Underground (tube).
The Tyne River Tunnel is indeed built partly under water. The lowest spot in the tunnel is 85 feet below the high water mark of the river.
You can dig under ground for stuff or go to a river and mine some gold.
to mine coal...
The river is natural and not built
It is a natural river, no one built it
Spain is built on the river Thames.
the seine is a natural river it wasnt 'built'
It is built on the banks of the Thames river.
Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.Rivers are not built, they occur naturally, so there is no year that the river Lee was built.
River King Mine Train was created in 1971.
It was not built