A man spent 15 years building a five-story tree house in the wilderness

Castle Moritzburg,Dresden,Germany Heidelberg Castle, Germany photo via rachel Edinburgh Castle Heidelberg,Germany Castle in the Black

Nature takes back her own in Vallone del Mulini, Sorrento, Italy. Abandoned building in Vallone dei Mulini near Sorrento, Italy (by liverweb).

GREAT SITE WITH HUNDREDS OF PICTURES. Hof van N., Belgium: Abandoned castle that once belonged to a noble family. Nowadays the chateau interior is in a very dangerous state of decay. Photo credit: © Kleiner Urbex I love this so much.