A mysterious town in the hills of South Africa was once a booming community, but today, the eerie place is deserted; experts reveal the cataclysm that caused the people of this once-prosperous town to suddenly leave and never come back.

A vast network of subterranean bunkers in the American West was home to the power to destroy nations. But today, this facility is deserted, and new discoveries reveal why this eerie place was built and why it was abandoned.