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1.
Capitals in the Danube
2.
Peninsulas
Newfoundland is an island
3.
Croatia Islands
Gökçeada belongs to Turkey
5.
Countries in Russia's "Unfriendly List"
6.
Countries where their capital isn't their largest city
7.
Countries with a population density higher than the world average
8.
Sweden Islands
The Åland Islands belong to Finland
9.
Countries in between the tropics
10.
Rivers in Germany
Ebro river is in Spain