The ruin lay ignored, a place of folly and heresy ... having been carved out by the Anasazi people in about AD 1200. But it has the look and feel of a distant yesteryear, its homes burrowed ...

The physical dimensions of the Eft-90 components are listed in Table 1. This is the preferred layout for ease of use and serviceability. The optimal area is 10 ft by 6 ft, 60 ft 2 (5.57 m 2).