Systems, apparatuses, and methods for improving situational awareness for a user of a firearm are disclosed. An example camera system for a firearm includes a camera assembly, display panel, a mounting fixture, and switching mechanism. An example camera assembly includes a plurality of cameras fixedly oriented in a plurality of different directions. An example mounting fixture is secured to the camera assembly and configured to be removably attached to a firearm. An example switch is configured to select between the plurality of cameras to cause an image from the selected camera to be displayed on the display panel. An example method includes activating a firearm-mounted camera system, receiving a switch input from a user selecting a camera, generating an image of a portion of an environment with the selected camera, and displaying the image on a display panel to alert the user to conditions in the portion of the environment.