These are 12 mini Postcards all together
like an accordion.
They are from Bayreuth Germany.
The Bayreuth Festspielhaus or Bayreuth Festival Theatre (German: Bayreuther Festspielhaus) is an opera house north of Bayreuth, Germany, dedicated solely to the performance of operas by the 19th-century German composer Richard Wagner. It is the venue for the annual Bayreuth Festival, for which it was specifically conceived and built.
Each of them measure 4" by 3". Made in 1985.
Brand New condition.
Just click on the picture to visit the site.