We discovered FORGOTTEN TUNNELS and decided to crawl inside

In this exploration, we make a second attempt at getting inside an abandoned railway tunnel, which was used as an underground factory in Germany during WWII. After that, we make our way to an abandoned quarry and factory, where we find another forgotten tunnel which appears to be a mine shaft… Chapters: 00:00 Intro 00:34 Abandoned underground weapon factory / tunnel 06:51 Abandoned quarry / factory 13:09 The mine shaft Echoes of Time by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/... Source: http://incompetech.com/music/royalty-... Artist: http://incompetech.com/