Professor Greer's mansion was the home of the professor on Vulture's Claw. It was a large place with a maze of corridors, secret passages, and trap doors.
History[]
The Scooby-Doo Show[]
Season three[]
While visiting Vulture's Claw Botanical Gardens, owned by one of Velma's friends, Professor Greer, the gang confronts a seven-foot-tall praying mantis that roams the grounds and is scaring away Professor Greer's associates.