1. A surgical visualization system comprising: a plurality of cameras configured to acquire video images of a surgical site, at least one of the plurality of cameras being an endoscope camera and configured to acquire video images within the surgical site; an auxiliary optical assembly comprising at least one of the plurality of cameras, the at least one of the plurality of cameras being a surgical microscope camera having a field of view that can be configured to include the surgical site, wherein the surgical microscope camera is configured to provide a surgical microscope view of the surgical site; a binocular viewing assembly comprising a housing and a plurality of oculars, the plurality of oculars configured to provide views of at least one display disposed in the housing, the plurality of oculars comprising a left ocular and a right ocular each being tubular; a viewing articulating arm, the binocular viewing assembly disposed on the viewing articulating arm, the viewing articulating arm configured to adjust a position of the binocular viewing assembly; a second articulating arm, the auxiliary optical assembly disposed on the second articulating arm so that the auxiliary optical assembly can be positioned independently of the binocular viewing assembly; and an image processing system in communication with the at least one display and the plurality of cameras including the surgical microscope camera, the image processing system comprising processing electronics, wherein the image processing system is configured to: receive the video images acquired by the plurality of cameras including the surgical microscope camera; receive input from a user indicating a selection of the endoscope camera or the surgical microscope camera; based on the selection, switch between providing output video images based on the video images acquired by the endoscope camera and providing output video images based on the video images acquired by the surgical microscope camera; and display on the at least one display disposed in the housing the output video images that are provided based on the selection, the output video images comprising video images acquired by the endoscope camera, video images acquired by the surgical microscope camera, or both video images acquired by the endoscope camera and video images acquired by the surgical microscope camera, wherein the surgical microscope camera is not coupled to a direct view surgical microscope, and wherein the auxiliary optical assembly is smaller than the binocular viewing assembly.