ghost, whispering, glitch, scary, eerie, large space

drone, disturbing, dark, large space, scary

hum, drone, low, uneasy, scary, large space, eerie, space

scary melody, horror, disturbing, reverb, large space

soundscape, dark, drone, large space, reverb, pad, ethereal

drone, loud, large space, siren, disturbing

cave noises, air humming, wind whistling, muffled, distant voices

drone, scary, large space, reverb, movement, uneasy

large cave, hum, air whistle, space

tonal, eerie, scary, drone, squeak, large space, reverb

soundscape, drone, scary, dark, hum, low, large space, reverb

soundscape, drone, dark, scary, high, large space, reverb

scary tunnel, voices, echoes, dark

soundscape, drone, melody, large space, ethereal, space

drone, dark, large space, futuristic

cold wind, very large space, hum, noise

soundscape, noise, large space, reverb, air, hiss

creature whining, far away, large space, cave, echo

soundscape, voices, fantasy, uneasy, scary

whisper, ghost, scary, noise, reverb, blow, airy

whoosh, large space, loud, dark

soundscape, voices, fantasy, reverb, dark

soundscape, hum, voices, fantasy, scary

soundscape, scary, dark, hum, low, large space, reverb

outer space noises, voices, aliens, communication

soundscape, dark, hopeful, large space, fantasy, reverb

distant hum, lots of echo, inside cave or large space

noise, chamber, large space, hum, reverb

siren, call, scary, large space, reverb, warning

low hum, space machinery working, fading in, fading out

drone, light flutter, steady, low, deep