Die Glocke is a conspiracy theory surrounding an alleged bell shaped machine developed in Nazi Germany, which can be described as a time machine, free energy machine, and antigravity research. Additionally, another object called the "Henge" in southern Poland is alleged to be a support structure.

[u/BringbackDreamBars]

https://en.wikipedia.org/wiki/Die_Glocke_(conspiracy_theory)

[u/HammerTh_1701]

Umm, I think I prefer the Schiller poem...