MillionEtherHomePage (MEH)

http://themillionetherhomepage.com/

A 1000x1000 pixels field, where anybody can buy, sell, rent or rent out pixels, place ads within owned or rented area. Every 10x10 pixels block is an ERC721 token. Price for 10x10 pixels block starts at $1 and doubles every 10% of pixels sold. 80% of income goes to charity.