Examines the fascinating stories surrounding buried artifacts and lost civilizations, offering new insight and information, on various mysteries of the past and present. Anchored by Danny Trejo’s affinity for history and his natural curiosity into exploring the unknown and coupled with captivating archival material, expert interviews, and compelling recreations, the series seeks to unearth what the human eye cannot easily detect, as objects, structures and creatures concealed under earth, ice and water are suddenly, and often accidentally, revealed.