This Hollow Earth
Referenced in 1 episode
Definition
A 1977 book by Warren Smith that collects Hollow Earth legends, polar-opening claims and reports of inner-Earth inhabitants. It is the source text for the hosts' Hollow Earth saga.
Referenced in 1 episode
A 1977 book by Warren Smith that collects Hollow Earth legends, polar-opening claims and reports of inner-Earth inhabitants. It is the source text for the hosts' Hollow Earth saga.