Plunging Theme Park Ride
This page is the CodyCross answer for the clue below from Train Travel, Group 712, Puzzle 2 (Long Distance).
Question is: Plunging Theme Park Ride
and the answer is: DROPTOWER
Word Meaning:
DROP TOWER — (physics, engineering) A tower, containing a long evacuated tube, within which objects can be dropped experimentally.
Definitions from Wiktionary.