Summary An underground city beneath a forest in Northern France built to house 3,000 people, an ice cave under Iceland's biggest glacier, and a subterranean power station in London.
Directed : Unknown
Written : Unknown
Stars : Chris Jarman Jason Desporte
Genres : Documentary
Release date : Oct 29, 2019
Countries of origin : United Kingdom
Official sites : UKTV Play
Language : English
Production companies : Phoenix Television TCB Media Rights
Summary An underground city beneath a forest in Northern France built to house 3,000 people, an ice cave under Iceland's biggest glacier, and a subterranean power station in London.
Genres : Documentary
Release date : Oct 29, 2019
Countries of origin : United Kingdom
Official sites : UKTV Play
Language : English
Production companies : Phoenix Television TCB Media Rights
