17. The method of claim 14 , wherein each summary list includes a location to receive user input specific to the retrieved landmarks.
14. A method comprising: receiving by a computer a user query; identifying by the computer one or more trigger words in the user query; selecting by the computer one or more corresponding tags from a landmark database corresponding to the one or more trigger words; supplementing by the computer the user query with the one or more corresponding tags, generating a supplemented user query; retrieving by the computer one or more landmarks based on the supplemented user query; generating by the computer a user interface including the one or more retrieved landmarks; and causing one or more summary lists of visual clusters for the retrieved landmarks to be displayed on the user interface, wherein each summary list corresponds to one of the retrieved landmarks; and causing popularity information to be displayed on the one or more summary lists on the user interface.