unearth

To drive or draw from the earth.

to unearth a fox or a badger

To dig up.

Modern archaeological excavations have unearthed the remains of a large number of ancient cities that lay buried deep under the sands for more than a thousand years, along the trade route from Bactria to China passing between the Tien Shan mountains in the north and the desert of Taklamakan in the south.

Despite all the evidence confirming the existence of the Protheans, little is known about their culture and society. From time to time, dig sites will yield new clues, but after 50,000 years of decay, little of value is unearthed.

To uncover or find; to bring out from concealment.

Near-synonym: discover

to unearth a secret