DrAnthony88:
30 foot sound mirror: rear
DrAnthony88:
30 foot sound mirror
DrAnthony88:
The 30ft acoustic mirror seen through scrub and reeds
DrAnthony88:
The 30ft and 20ft acoustic mirrors seen across the reeds
DrAnthony88:
The wall: a 200 foot sound mirror
DrAnthony88:
The wall: a 200 foot sound mirror, rear aspect
DrAnthony88:
20 foot sound mirror
DrAnthony88:
The Denge Sound Mirrors at Dungeness
DrAnthony88:
Alien Beams and Sound Mirrors