Tallest Active Geyser, Yellowstone National Park
This page is the CodyCross answer for the clue below from World of Books, Group 293, Puzzle 2 (First Edition).
Question is: Tallest Active Geyser, Yellowstone National Park
and the answer is: STEAMBOAT
Word Meaning:
STEAMBOAT — A boat or vessel propelled by steam power.
Definitions from Wiktionary.