Poland has no true deserts. However, it does have a small region called the Błedow Desert consisting of glacial sand left after the last ice age. It was left barren due to man's activities that lowered the water table and cleared much of the vegetation for agriculture and mining operations, It occupies an area of 32 km2 (12 sq mi).
There are no deserts in Poland.
There are several small semi-deserts in Europe in Spain, Italy and Poland, for example. The best known is Las Tabernas in Spain.
Maine has no deserts.
Florida has no deserts.
There are no deserts in Massachusetts.
Connecticut has no deserts.
Quebec has no deserts.
Australia has many, many deserts. Its capital is Canberra. Chile has deserts. Its capital is Santiago. Egypt has deserts and its capital is Cairo. Algeria has deserts and its capital is Algiers.
No, not all deserts are surrounded by deserts.
Korea has no true deserts.
Hawaii has no true deserts.
Japan has no deserts so, therefore, it has no deserts with caves.