Weathered growth rings in a horizontal cross section cut through a tree felled around AD 1111 used for the western building complex at Aztec Ruins National Monument, San Juan County, New Mexico, USA. There is the cross section cut of the tree located in the outer wall of the building.
This is the English translation of the Picture of the day description page from 12 May 2010.
Weathered growth rings in a horizontal cross section cut through a tree felled around AD 1111 used for the western building complex at Aztec Ruins National Monument, San Juan County, New Mexico, USA. There is the cross section cut of the tree located in the outer wall of the building.
