1.   Two styles of Navajo hogans were built from logs patted with mud.

2.   As with Navajo hogans, the door faces east.

3.   But that most traditional of housing unit, the Navajo hogan, is undergoing radical change.

4.   In other confrontations last year Hopi workers filmed sacred Navajo ceremonies and tore down a century-old Navajo hogan, or sacred building.

5.   Juniper logs used for Navajo hogans came from the Chuska Mountains near the Four Corners.

6.   Some of the huts are large enough to serve as dormitories, but most are about the size of a Navajo hogan.

7.   The centerpiece of the pavilion is a traditional Navajo hogan.

8.   There are examples, too, of a Navajo hogan, an Apache wickiup and a Hopi corn-grinding room.