The house is primitive, constructed of baked mud and stone. The landscape is sparse and mountainous, with snow cover in the winter. The terrain is rugged and challenging for the long walks the owner liked to take with his sons. Photographs quietly introduced as evidence in the latest major terrorism trial in Manhattan federal court offer a rare look inside Osama bin Laden's lair -- years before al Qaeda flew hijacked planes into buildings or bombed U.S. embassies in Africa and even before the FBI placed bin Laden on its Most Wanted List.