--- title: Rock Crystal Tunnel System of 1944-1945 url: "https://www.upperaustria.com/en/oesterreich-poi/detail/400489/rock-crystal-tunnel-system-of-1944-1945.html" description: Aircraft Construction in a Subterranean Plant ... date: 2017-02-22 modified: 2026-03-18 --- # Rock Crystal Tunnel System of 1944-1945 Rock Crystal Tunnel System of 1944-1945 ========================================= St. Georgen an der Gusen, Oberösterreich, Österreich ![](https://assets.tourdata.at/260x195/203857/37D62D9D3C80585BF12E4B79A6D6B12C137B856FB11293B3111F2750BF0226C7/bewtitelbildbergkristall1.jpg) ![](https://assets.tourdata.at/260x195/203858/6351F90339ABFC4D3FCAF8DB9983540985E46AE0F90D506F5FDEF689C57C84CA/bewtitelbildbergkristall4.jpg) Open copyright © Foto: https://bewusstseinsregion.at Close copyright [ ![Tunnel system \"BERGKRISTALL\" St Georgen](https://assets.tourdata.at/x550/203857/37D62D9D3C80585BF12E4B79A6D6B12C137B856FB11293B3111F2750BF0226C7/bewtitelbildbergkristall1.jpg "© Foto: https://bewusstseinsregion.at") ](https://assets.tourdata.at/1920x/203857/37D62D9D3C80585BF12E4B79A6D6B12C137B856FB11293B3111F2750BF0226C7/bewtitelbildbergkristall1.jpg) Open copyright © Foto: https://bewusstseinsregion.at Close copyright [ ![Tunnel system \"BERGKRISTALL\" St Georgen](https://assets.tourdata.at/x550/203858/6351F90339ABFC4D3FCAF8DB9983540985E46AE0F90D506F5FDEF689C57C84CA/bewtitelbildbergkristall4.jpg "© Foto: https://bewusstseinsregion.at") ](https://assets.tourdata.at/1920x/203858/6351F90339ABFC4D3FCAF8DB9983540985E46AE0F90D506F5FDEF689C57C84CA/bewtitelbildbergkristall4.jpg) 1. 2. Marktplatz 12 4222 St. Georgen an der Gusen [ open in Google Maps ](https://www.google.com/maps/search/?api=1&query=Marktplatz%2012%2C%204222%20St.%20Georgen%20an%20der%20Gusen "Link will open in a new window") [ Open in Apple Maps ](https://maps.apple.com/place?address=Marktplatz%2012%2C%204222%20St.%20Georgen%20an%20der%20Gusen "Link will open in a new window") ![](https://static.ecmaps.de/staticmap.jpg?experience=webarchitektur-meta&lat=48.2717129&lon=14.4483341&width=991&height=450&project=ttg-basemap&zoom=2000&server=meta.tourdata.at) Aircraft Construction in a Subterranean Plant ... As of March 01, 1944, inmates of the satellite camp Gusen II were forced to dig a 28K tunnel system into the sandstone hill. The tunnels were then used as a subterranean plant where Messerschmitt combat aircraft was constructed. Visits to a Memorial Tunnel will be available as of the year 2003. [ Contact ](#ttgCollapseKontakt) ---------------------------------- **Rock Crystal Tunnel System of 1944-1945** Marktplatz 12 4222 St. Georgen an der Gusen Phone [ +43 7237 22550 ](tel:+43723722550) Fax machine +43 7237 225555 E-Mail [gemeinde@st-georgen-gusen.ooe.gv.at](#mailto) Web [linz.orf.at/gast/gusen](http://linz.orf.at/gast/gusen "New window") http://linz.orf.at/gast/gusen --- **Contact person** Gemeinde St. Georgen a.d. Gusen --- **We speak the following languages** German English French Italian [ Opening hours ](#ttgCollapseOeffnungszeiten) ------------------------------------------------ - Registration required [ Arrival ](#ttgCollapseAnreise) ---------------------------------- [ Equipment ](#ttgCollapseAusstattung) ---------------------------------------- **Service**- Guided tour [ Suitability ](#ttgCollapseEignung) -------------------------------------- - Suitable for groups [ Accessibility ](#ttgCollapseBarrierefreiheit) ------------------------------------------------- Please get in touch for more information. [To the website](http://linz.orf.at/gast/gusen "New window") powered by [TOURDATA](https://www.tourdata.at "New window") [ ![TOURDATA Logo](https://www.upperaustria.com/fileadmin/templates/global/images/Logo-Tourdata.png "TOURDATA Logo") ](https://www.tourdata.at "New window")