waterfall

flowing

watercourse

mountain

mountainside

water

stream

landform

rock

rocks

scenic

fresh

wilderness

streaming

landscape

picturesque

refreshing

tranquility

aqua

crystal

cascading

outdoor

pristine

wet

habitat

terrain

serene

tranquil

geology

nature

clean

cold

environment

wild

unpolluted

rough

adventure

peaceful

natural

untouched

pure

crisp

explore

ecology

rugged

north

clear

soothing