A display apparatus is provided. The display apparatus includes; a plurality of receivers which receives a plurality of contents; a signal processor which generates image frames by processing the plurality of contents; an output unit which outputs a plurality of content views by combining the image frames of each of the plurality of contents; a synchronization signal generator which generates a synchronization signal to synchronize a plurality of glass apparatuses matched to the plurality of content views; an interface unit which transmits the synchronization signal to the glass apparatus; and a controller which, when a depth control command for one of the plurality of content views is input, controls the signal processor to adjust the depth of one of the plurality of content views.