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
124
the Netherlands
23
Austria
56
Greece
31
Poland
4496
India
37
the United States
193
Switzerland
21
Germany
237
Canada
17