Investigators use cutting-edge tech to explore seven ancient pyramids from around the world; as experts explore their lost labyrinths and alien relics, they discover unexplained connections between cultures thousands of miles and years apart. 

Cutting-edge archaeological methods help experts unearth the dark secrets hidden at seven wonders of ancient Rome; what they find challenges everything we know about this once-mighty empire.

America before Columbus was home to some of the greatest engineering marvels on the planet; special access to hi-tech archaeological digs reveals the secrets of ancient America's Seven Wonders as experts investigate their mysterious purposes.

Seven wonders of ancient Egypt are home to mysteries still unsolved thousands of years after their construction, and today, investigators use cutting-edge tech and forensic analysis to reveal new secrets of these colossal engineering marvels.

An inside look at the incredible engineering behind America's most notable structures, including Washington Monument, Statue of Liberty, Mount Rushmore, Golden Gate Bridge, Empire State Building, Alcatraz, and World Trade Center Twin Towers. These are some of the most impressive monuments in the United States – matching the engineering feats of the Seven Wonders of the Ancient World.