This document provides an overview of photography including its definition, history, key characteristics, and some interesting trivia. It defines photography as capturing images with a camera and traces its etymology back to Greek words meaning "light" and "drawing." The document briefly outlines the history of photography from its origins in the camera obscura in the 15th century to its modern development starting in the 1830s. It also lists some of the defining characteristics of photography like compelling composition and the ability to capture iconic moments. The document concludes with some miscellaneous trivia about the earliest photographs, cameras, and subjects.