1960s Period Piece, the __ Years

This page is the CodyCross answer for the clue below from Underground Worlds, Group 2162, Puzzle 1 (Rope Ladders).

Question is: 1960s Period Piece, the __ Years

and the answer is: WONDER

Word Meaning:

WONDER — (uncountable) A sense of awe, astonishment and curiosity, inspired by unexpected events, novel experiences and inexplicable circumstances, sometimes accompanied by surprise, shock or reverence.

Definitions from Wiktionary.

1960s period piece, The __ Years — CodyCross Answer | CodyCross Solutions