The Singing Sailor Underwater Defense System - the Swedish Peace and Arbitration Society sends out a message of peace, love, understanding and respect to Russian submariners cruising through the Stockholm archepelago
Jaap Blonk, Namesake of the blonkorgan, performer, sound poet. AaaaaAAAøøøøøøøøøAEEEeeeiiiIIIIIiiiüüüüüüüüüüieeeeooooOUUUUUooooooo. [more inside]
Typographic Tree. "A small signpost invites users to sing to the mushrooms which sit on top of a 5' tree stump. As soon as a visitor begins a tree begins to grow. Using nothing but the tone and volume of their voice they can control every aspect of the trees growth. It's size, complexity, colour and even the amount of flowers in bloom." I'm not sure why it's 'typographic,' but still very pretty.