st century

air

airy

ambiance

ambient ice

calm

cave

cavern

cold

contemplative

cool

crystal

crystalline

discover

discovery

dreamy

eerie

float

frigid

frigidity

frozen

future

futuristic

hypnotic

ice

icy

magical

magic

meditative

melancholic

melancholy

mystical

nature

reflective

relax

serene

soft

network

tranquil

weightless

new age

slow tempo

synthesizer