Phil and Heather journey to the Czech Republic to investigate a castle reportedly built over a literal Nazi portal to hell. Through scientific and paranormal experiments, the team seeks proof of sinister activity beneath the castle's chapel.
By entering your email address, you agree to our Terms of Use
and acknowledge the Privacy Policy.
discovery
and its affiliates
may use your email address to provide updates, ads, and offers.
To withdraw your consent or learn more about your rights, see the
Privacy Policy.