num_pages: 142
description: Sauder's book is an inquiry on the massive underground operations and bases that exist in various locales throughout the United States, and remains an interesting and thought-provoking read.
language: English
title: Underground Bases & Tunnels: What Is the Government Trying to Hide?
titlecomplete: Underground Bases & Tunnels: What Is the Government Trying to Hide?
genres: Nonfiction, History, Aliens, Conspiracy Theories
ratings_count: 64
publisher: Dependable Type