Scotland
- Firth of Clyde
A firth on the southwestern coast of Scotland emptying into the North Channel.
- Firth of Forth
A large firth on the east coast of Scotland and the estuary of the Forth River; location...
Also contains
- Solway Firth
A large firth on the west coast of Britain between England and Scotland.
- Moray Firth
An inlet of the North Sea on the northeast coast of Scotland.