Which of these rivers flows into the sea via estuary?
Vistula
Volga
Thames
Danube
An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. The Thames flows into the North Sea via the Thames Estuary. The other listed rivers leave its mouth via delta.
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Answers by country
Vistula
Volga
Thames
Danube
answers
Italy
51
Australia
31
Republic of Ireland
25
France
14
Romania
11
Israel
10
the United Kingdom
123
the Netherlands
22
Greece
30
Austria
55
India
34
Poland
4453
the United States
189
Switzerland
20
Germany
221
Canada
17