Traenheim is a commune

Communes of France

The commune is the lowest level of administrative division in the French Republic. French communes are roughly equivalent to incorporated municipalities or villages in the United States or Gemeinden in Germany...

 in the Bas-Rhin

Bas-Rhin

Bas-Rhin is a department of France. The name means "Lower Rhine". It is the more populous and densely populated of the two departments of the Alsace region, with 1,079,013 inhabitants in 2006.- History :...

 department in Alsace

Alsace

Alsace is the fifth-smallest of the 27 regions of France in land area , and the smallest in metropolitan France. It is also the seventh-most densely populated region in France and third most densely populated region in metropolitan France, with ca. 220 inhabitants per km²...

 in north-eastern France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

.

A Jewish house church

Schuilkerk

A clandestine church , defined by historian Benjamin J. Kaplan as a "semi-clandestine church", is a house of worship used by religious minorities whose communal worship is tolerated by those of the majority faith on condition that it is discreet and not conducted in public spaces...

from 1723 survives. It is an upstairs room in a half-timbered house renovated for use as a place of public worship over the "vociferous" objections of the town's pastor but with the permission of the government. The room still has Hebrew prayers on the walls.