Discovered By Disaster

Examines imperial relics exposed by a drought in Iraq, the storm-tossed remains of a medieval man, and long-lost wooden artefacts that can reshape Native American history.

Looks at Seahenge, a Bronze Age timber circle exposed by England's rising seas, human remains trapped in a Chinese mudslide, and a forgotten relic on the bottom of Lake Mead.

Examines kids' drawings on the walls in Pompeii, a mythical sculpture unearthed by an Indian tsunami, a 12th century temple in Mexico, and a sunken ship in Utah's Great Salt Lake.

Explores a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a landslide, and famine warnings brought to light by a severe drought.

Storms, drought, and sandstorms unveil a medieval shipwreck in Poole Bay, the lost city of Helike in Greece, a 16th-century temple in Mexico, and an ancient city in Iran.

WWII ghost ships rise at Iwo Jima, Maya history unfolds in Guatemala, ancient footprints emerge in England, and Scotland's Skara Brae faces erosion, revealing lost pasts.