
1) Alton Towers Ride 2) Celtic mythology 3) Wooden roller coaster
Found on
https://www.crosswordclues.com/clue/wicker-man

A wicker man was a large wicker statue purportedly used by the ancient Druids (priests of Celtic paganism) for sacrifice by burning it in effigy, according to Julius Caesar in his Commentarii de Bello Gallico (Commentary on the Gallic War). Contradicting the Roman sources, more recent scholarship finds that `there is little archeological evidence....
Found on
http://en.wikipedia.org/wiki/Wicker_man

A large man-shaped basketwork, made of wood. This was filled with animal and human sacrifices, and set on fire.
Found on
http://www.encyclo.co.uk/local/20686
No exact match found.