“Appomattox” (model), an opera staged by Robert Woodruff, takes the audience back to the end of the Civil War | Photo by Randy Gener

“Appomattox” (model), an opera staged by Robert Woodruff, takes the audience back to the end of the Civil War | Photo by Randy Gener

“Appomattox” (model), an opera staged by Robert Woodruff, takes the audience back to the end of the Civil War | Photo by Randy Gener