1. At a computer system including at least one processor and a memory, in a computer networking environment including a plurality of computing systems, a computer-implemented method for semantically navigating a data collection, the method comprising: an act of displaying one or more data items of a data collection on a data presentation interface of a software application user interface; an act of receiving a first user input indicating that a semantic interface is to be displayed in the software application user interface; an act of displaying the semantic interface, the semantic interface including one or more semantic headers identifying one or more groups of data items; an act of receiving a second user input that selects at least one of the semantic headers to display its corresponding group of data items; and an act of navigating the data presentation interface to the group of data items corresponding to the selected semantic header.