1. A computer implemented method comprising: analyzing data that describes user interaction with media content to determine locations of potential user interest in the media content; determining which of the locations of potential user interest satisfies a criterion for establishing a mark; and marking each location for which user interest satisfies the criterion, said marking including: determining a description for each of the locations for which user interest satisfies the criterion; and associating information with each of the descriptions, said information for a given description allows the location associated with the given description to be automatically presented to a user upon selection of the given description.