Someone Who Explores Underground Caves
This page is the CodyCross answer for the clue below from Rainforest, Group 1218, Puzzle 1 (Seasonal Flooding).
Question is: Someone Who Explores Underground Caves
and the answer is: SPELUNKER
Word Meaning:
SPELUNKER — (Canada, US) One who explores caves; one who spelunks.
Definitions from Wiktionary.