Neo-Nazi marches in Dresden and left-wing groups had been relatively weak for years. With the emergence of the "Dresden Nazifrei" alliance (Dresden without Nazis), the Nazi march was blocked from marching for the first time in 2010 by thousands of demonstrators, again in 2011 and prevented entirely in 2012. While part of East Germany, Dresden was in the so-called "valley of the clueless" ("Tal der Ahnungslosen"), with its citizens out of the reach of the Western radio and television that citizens elsewhere in the East were able to listen to illegally. Dresden continued to be different after the German reunification; while most states in
Culture in Dresden Meister and the Grünes Gewölbe are the best known. This cultural institution is owned by the Free State of Saxony. Many of its museums are located in Dresden Castle and the Zwinger Palace. Some of the museums, such as the Mathematisch-Physikalischer Salon (Royal Cabinet of Mathematical and Physical Instruments), exhibit art within the context of technology, such as globes, measuring equipment and chronographs. Also known are Galerie Neue Meister (New Masters Gallery), Rüstkammer (Armoury) with the Turkish Chamber, and the Museum für Völkerkunde Dresden (Museum of Ethnology). Other museums and collections owned by the Free State of Saxony in Dresden