Mayhem at Wonderland

Join the American Coaster Enthusiasts of Eastern Pennsylvania for our third annual Mayhem at Wonderland event on Sunday, September 13, 2026! Enjoy Dutch Wonderland with the American Coaster Enthusiasts for a fun filled day of great friends, a lunch feast, Fun Slide race, behind the scene tours and ERT on Kingdom Coaster and Merlin's Mayhem!

This event is only for ACE members and their guests! Event registration is required to participate in all of the activities organized and hosted by the American Coaster Enthusiasts and Dutch Wonderland.

Event details coming soon. Registration will open in July!

You may also like the following events from ACE Eastern Pennsylvania:

• Next month, 28th March, 04:00 pm, Merry-Go-ACE in Pottstown
• This June, 13th June, 08:00 am, Clowning Around at Dorney Park in Allentown
• This July, 24th July, 12:00 pm, ACE Flies with Knoebels 100 in Elysburg

Also check out other Sports events in Smoketown.