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Beneath Earth's thin skin of rocks and soil there is an inner world full of surprises. Discover places you weren't supposed to see, and secrets that were never meant to be revealed. Marvel at hidden treasures, natural wonders, and the extraordinary ways we are mastering our planet's underground worlds. Part 1: Natural Wonders Part 2: Secrets and Treasures Part 3: Mastering the Underground World
Movie Details
- Format
- DVD
- Encoding
- Region 1 (US & Canada)
- Rating
- TV-PG
- Release Date
- 2015
- Runtime
- 180 minutes
- Aspect Ratio
- Fullscreen
- Genre
- Adventure
- Label
- The Reader's Digest Association
- Starring
- Narrated by Daniel Weyman
Manufactured on Demand
This film was released by studios as part of their MOD (Manufactured-On-Demand) line of releases. This is not a bootleg. In order to make the release of films with low sales demand possible, major studios like Universal, Sony, Warner, Paramount, Hallmark and 20th Century Fox have contracted with a distributor to provide manufactured-on-demand releases to consumers.