Vatican City is with only .17 square miles.
Vatican City is the smallest country by land mass in Europe.
Vatican City has .17 square miles.
The country with the largest land mass in Europe is Russia.
Europe
Seychelles
Switzerland is a country in Europe. I don't understand what you mean by "land or land mass".
The continents from largest to smallest in terms of land mass are: Asia, Africa, North America, South America, Antarctica, Europe, and Australia.
Either Vatican City or Monaco.
Asia and Europe both share the same land mass.
Vatican City, with an area of 0.44 km2.
Australia has a land mass similar to that of Europe.
The combined land masses of Asia and Europe is called Eurasia.