Ancient Irish incest uncovered, buried Roman city found, mysteries of China's Great Wall unlocked.

Ancient Irish longboat uncovered, preserved dinosaur specimen's last meal examined, lost World War II plane wreckage revealed.

Ancient Roman baths unearthed, Nazi diary with tales of stolen gold found, 46,000-year-old Aboriginal site demolished.

Viking grave uncovered under Norwegian house, stolen ancient tablet headed back to Iraq, cause of ancient megafauna extinction in Australia revealed.

Hidden letters on Dead Sea Scrolls revealed, mass Romanian plague grave uncovered, earliest evidence of modern humans in Europe found.

Japanese castle from the 1500s unearthed, 2,000-year-old Roman roads revealed by sinkhole, ancient Egyptian funeral home discovered.

William Wallace's 13th-century fort revealed, gaps in Earth's geological record uncovered, most dangerous place in history determined.

Remains of early transatlantic slave trade victims analyzed, ancient English mill put back into use, mystery of 2-million-year-old stone ball tools solved.

Secrets of Mesoamerican heart extraction unlocked, more than 1,000 Viking artifacts unearthed, Russian region claims to be spared from COVID-19 thanks to ancient mummy.

Stonehenge's LEGO-like construction secrets revealed, 200-million-year-old dinosaur eggs unlocked, ancient primate raft journey from Africa to South America uncovered.

Mysteries of ancient humans' love for ostrich eggs unlocked, history of Nazi camp on British soil revealed, remains of prehistoric rainforest in Antarctica discovered.