Answer:

COULEE

Answer	Crossword Clue
COULEE	Washington's Grand .. Dam
COULEE	Washington's Grand dam
COULEE	Deep dry gulch

COULEE	Washington's Grand ... Dam
COULEE	Small valley
COULEE	Grand .. Dam
COULEE	Grand ... Dam.
COULEE	Deep gulch.
COULEE	Grand ..., on Columbia River.
COULEE	Grand ....
COULEE	Grand ..., Columbia River dam.

COULEE	Grand ... Dam
COULEE	Deep gulch
COULEE	Dry gulch
COULEE	Grand... Dam
COULEE	Grand ...
COULEE	"Grand" Dam
COULEE	Grand dam's name?
COULEE	Gulch

COULEE	Grand dam?
COULEE	"Grand" dam
COULEE	Western gulch

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.