He is interested in the history of the past.

This old building tells the history of our town.

This old house is the one where my grandparents lived.

I want to go to Mongolia.

His name is John.

I am planning to go to Inner Mongolia, an autonomous region of China, next week.

I have been to Outer Mongolia.

I have been to Chicago.

The Paleogene period was a very important time in the history of the Earth.

This old medical book describes an old medicine named Carvilamine.