The archaeological record is the body of physical evidence of human prehistory and history. Evidence can easily be destroyed by natural catastrophes or human activity, such as land development, war, tourism or even inexpert archaeological investagtions.
Online databases of field notes and photographic images are a crucial repository of knowledge about human civilisations.
This image features New Zealand petroglyphs and strings of binary data.
The life of the dead is placed in the memory of the living.