Giant Plates That Form the Earth's Crust
This page is the CodyCross answer for the clue below from Trip to Spain, Group 841, Puzzle 1 (Iberian Peninsula).
Question is: Giant Plates That Form the Earth's Crust
and the answer is: TECTONIC
Word Meaning:
TECTONIC — Of or relating to construction or to architecture.
Definitions from Wiktionary.