16. A non-transitory computer readable storage medium having a program embodied thereon, the program executable by processor to perform a method for relating documents to a region of interest, the method comprising: linking a plurality of location references to a plurality of documents; creating an index having a record for each document in the plurality of documents, each document record including a score for each location reference having a word found in the document associated with the record; selecting a sub-set of the plurality of location references associated with a region of interest; and selecting a subset of the plurality of documents associated with the sub-set of the plurality of location references.
16. A non-transitory computer readable storage medium having a program embodied thereon, the program executable by processor to perform a method for relating documents to a region of interest, the method comprising: linking a plurality of location references to a plurality of documents; creating an index having a record for each document in the plurality of documents, each document record including a score for each location reference having a word found in the document associated with the record; selecting a sub-set of the plurality of location references associated with a region of interest; and selecting a subset of the plurality of documents associated with the sub-set of the plurality of location references. 18. The computer readable storage medium of claim 16 , wherein the selected location references have geographical positioning data corresponding to a position within the region of interest.