It is the only synagogue in Europe which has held regular services continuously for over 300 years.
It is the only remaining open synagogue in an area that once had many Jewish residents.
Twarda, next door to the only synagogue left in the city.
For many years it was the only synagogue in the country.
It is the only synagogue left where once there were many.
The country's only synagogue has not been operational for nearly 60 years.
In 2006, he financed repairs to the country's only synagogue.
Today, the only synagogue still stands in the town, used as a Polish cultural centre.
It is to date the only synagogue in the town which still stands.
Currently it is the only synagogue in Indonesia that provides services.