What are the few remaining duchies in Europe?

well here are the names of some off my head tgv eurostar also known as a british tgv pendolino hst

The major mountain ranges (higher) in Europe are situated in the southern half. The youngest and higher mountains are here: Alps, Pyrénées, Sierra Nevada, Dinaric Alps, Cantabric range, etc... In...

a few billion

It is not really known when the continent became known as Europe, all that we know is that the name comes from the Greek Mythological person Europa, a Phoenician woman who had an affair with Zeus.

"Few" means "not many." "A few" is generally taken to mean "about four."