Big House

The Big House is a large blue house which serves as the main administrative building at Camp Half-Blood, Mr. D, Chiron, and other Camp Half-Blood staff members usually have their meetings there and it serves as the infirmary for the camp. there are four floors, a basement and an attic in the big house. It has a fireplace. It is home to Mr. D, Chiron, and the satyrs. All new campers go hear to see the orentation film, as well as meet Chiron and Mr.D.

History
The Big House was part of Camp Half-Blood for a long time. It has held the Oracle ever since it died. It weas red during the 80s' through the early 90s' but has since been painted blue.

Infirmary
Wounded Demigods would usually go here. Most likely staffed by Apollo cabin.

Attic
The attic was the home of many things. It held many trophies that demigods got from monsters, and the Oracle.

Deck
Where Chiron and Mr.D play Pinochle most of the time.

Basement
Was where Chris Rodriguez was taken care of in The Battle of the Labyrinth.