The Severn is the longest river in Britian, it is 354 km from source to mouth.
The River Severn is the longest UK river, it's 220 miles long (or 354 kilometres).
AND BOO BOO!!
The River Shannon in the Republic of Ireland, at 386 kilometers, is the longest river in the British Isles
the river seven
The Shannon.
Geographically, The British Isles are the main islands of Britain and Ireland and all of their off-shore islands. The longest river in the British Isles is therefore the River Shannon in Ireland and the second longest is the River Severn in Britain - which is fractionally longer than the River Thames.
Englands longest river is the Severn There is a difference between the British Isles and Great Britain or Britain. The British Isles include Ireland, which is a separate country to the United Kingdom of Great Britain and Northern Ireland. The longest river in the British Isles, at 224 miles, is the River Shannon in Ireland. the longest river in Britain is the Severn and is 220 miles( 354 km) . it rises at an altitude of 2001 feet height , on Plynlimon , ceredigion , Powys .
There are many river islands in the British Isles but no two comprise them
Watling Street.
The River Shannon is found in Ireland. The river runs through 11 of Ireland's counties and is a total of 224 miles long. It is the longest river in Ireland and the British Isles.
The longest river in the United Kingdom is the River Severn, which is 354 km (220 miles) long. It runs through England and Wales.The Longest river in the British Isles is the River Shannon in Ireland at 386 km (240 miles).
The longest British rive is the River Severn. It is 220 miles long.
River, Ireland. The country's longest river, it rises in northwestern County Cavan and flows for about 230 mi (370 km) to enter the Atlantic Ocean below Limerick.
river seven