Hangar 18

The  is a limited-time premium building that was released on March 15, 2017, as part of the Rommelwood Academy 2017 Event.

Regular
Bart
 * Search Hangar 18 - 60m

Quest Based
Milhouse
 * Keep a Lookout - 60m

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement or dirt.