Czechoslovakia
Alsace Lorraine
Shleswig
Schleswig and Holstein
Rhine river and Danube river
The province of British Columbia shares a border with only one other province - Alberta. The Province of Newfoundland and Labrador shares a border with only one other province - Québec. All the other provinces share a border with at least two other provinces.
That depends on what your province is - you needed to say that in the question for us to answer it.
The Province of New Brunswick shares a border with the Canadian Provinces of Quebec (to the north) and Nova Scotia (to the south). New Brunswick also shares a border with the State of Maine to the west. Although the 13-kilometer-long Confederation Bridge links New Brunswick with the Province of Prince Edward Island (to the east), they do not actually share a border.
The province of British Columbia has the Pacific Ocean for its coast.
Alaska is bordered by the Canadian province of British Columbia. It also is bordered by Yukon, a Canadian territory.
Rome is located in the Lazio province in Italy.
It is about 3 1/2 miles from the German border.