This secondary burial grave is believed to have been used by ancient people to honor the dead.

We visited the moated burial mound and learned about the lives of ancient people.

We visited the ancient dolmen.

He was the first discoverer of that new species of plant.

Old Church Slavonic is the first language written by the Slavs.

Old Church Slavonic is the oldest recorded language of the Slavic group.

This square moated burial is one of the important archaeological sites of ancient Japan.

He is world-famous as a comparative linguist.