At a staggering 10 stories high, this treehouse — or more like tree cathedral — is the world’s tallest. The builder, Horace Burgess, claims that when God told him to build it he vowed that he would never run out of materials, and since then the clergyman has already found enough reclaimed wood to make the fantastic structure 100 ft tall. Read on to check out more photos of this lofty masterpiece!