The Kennedy Assassination then and now

 Oswald's former boarding house at 214 West Neely Street in the Oak Cliff neighbourhood of Dallas in 1963 and today.
Lee Harvey Oswald "holding a rifle in one hand and Communist newspapers in the other" in the backyard of 214 West Neely Street in in the Oak Cliff neighbourhood of Dallas, taken in 1963 and the site today.

President John F. Kennedy and first lady Jacqueline Kennedy greeting supporters at Dallas Love Field on the morning of November 22, 1963.
 Dealey Plaza with  the Texas School Book Depository behind Nov. 22, 1963 and today
Kennedy's motorcade moving through downtown Fort Worth, Texas Nov. 22, 1963 with the Tarrant County Courthouse in the background.

Bill and Gayle Newman covering their children as CBS News photographer Tom Craven (centre) and White House photographer Tom Atkins (right) take pictures just after the final, fatal shot.
Secret Service agents and local police examine the presidential limousine as it sits parked at Parkland Memorial Hospital in Dallas under a sign reading "Ambulances Only" as Kennedy is treated inside the hospital on Nov. 22, 1963.
During a reconstruction of the Dealey Plaza crime scene by the United States Secret Service in this in 1963 along Elm and Commerce Streets.
Dallas Police Department vehicle parked in the 400 block of 10th Street (10th Street and Patton Avenue) in the Oak Cliff neighbourhood of Dallas at the site where police officer J. D. Tippit was shot and killed by Lee Harvey Oswald after Tippit stopped Oswald for questioning shortly after the shooting of President Kennedy. 
The iconic Mary Moorman photo and the site today
The moment Moorman takes the photo as seen in Zapruder frame 303 and from the Marie Muchmore film.