Home/Organiser/Powerhouse Museum Powerhouse Museum Powerhouse Museum Website Facebook Instagram Twitter Youtube Phone: 02 9217 0111 Current Events Upcoming Events Past Events There are currently no events. 23 Mar 23 Mar - 31 Aug Alchemy 23-03-24 - 31-08-24 172 Showground Rd Castle Hill NSW 2154 Tradeshow, Consumer Show or Expo There are currently no events.