Coronado's charm is largely due to it's location and all that it offers in a relatively small area of space. You can drive to it from the San Diego-Coronado Bridge, but if you have the time and want to take in the gorgeous scenery, take the ferry from Broadway Pier instead.
If a picture is worth a thousand words, then get ready for a novel's worth of images at San Diego's Museum of Art and MOPA. Since 1983, MOPA, a shortened form of the museum's moniker, has been devoted to collecting, conserving and exhibiting the largest spectrum possible of various photographic mediums.