In addition to the Pentagon Building, the Pentagon Reservation (which includes all associated land and structures) covers about 220 acres. Prominent structures include the Remote Delivery Facility, Pentagon Athletic Center, and the Pentagon Conference Center. The Remote Delivery Facility receives more than 250 truck deliveries per day and handles over 3.75 million packages and items per year.
The Pentagon Athletic Center is located in the basement of the Pentagon. The Pentagon Library conducts over 2.4 million literature searches annually for Pentagon patrons. The Pentagon Conference Center hosts about 7,800 meetings per year.