He led her to a small conference room on the third floor of the main building.

The school started with 50 students in one main building.

I watch him walk off toward the main building, which is the only way in or out.

The town and the sea can be seen from the second level of the main building.

A second story was added to the main building between 1848 and 1858.

Its main building, of the same name as the company, was built in 1896.

Now we'd all better get back to the main building.

In the early 1970s, a media center addition was added to the main building.

The main building of today was built between 1650 and 1660.

They were brought back to the main building and told to wait.