Some children and teens – and even adults – with High-Functioning Autism and Aspergers frequently become lost because they can't remember previously seen places. An estimated 33% of people with Aspergers suffer from “place-blindness” (also called topographic agnosia), which causes them to become lost easily. This can happen even in areas they know very well if a familiar landmark has changed. Place-blindness is a form of “visual agnosia” in which the individual can’t rely on visual cues to guide him directionally. However, he may still have an excellent capacity to describe the visual layout of the same place or location. People with place-blindness may have the ability to read maps, but often become lost in familiar environments. A person with place-blindness could live in a neighborhood for years and not recognize local houses if he sees them out of context (e.g., a photo featuring the house on its own). When out on a hike, the place-blind child or teen may remember c
