Courtyard

The Courtyard is an area in Haunted Towers in the game Luigi's Mansion: Dark Moon. It is accessed from the Haunted Towers Entrance and leads to the Tower Lobby due west, the Hollow Tree due north, and the Hydro Generator due east. The Courtyard is also the most visited area in Haunted Towers.

History
During B-1: A Job for a Plumber, Luigi must head into the Courtyard to gain access to the Hydro Generator.

During  B-2: The Pinwheel Gate, Luigi can check an area to capture a Gold Greenie.

Also, Venus Flytraps appear during  B-3: Graveyard Shift.