While the image of Lincoln flipping Trump off is fake, it is true that the U.S. government hung the two banners on the USDA building. In a statement to Snopes, the USDA confirmed

As passersby spotted the new addition to the facade of the U.S. Department of Agriculture building, reactions ranged from bewilderment to disgust to respect.

The parade will feature approximately 6,700 soldiers, 150 military vehicles, and 50 helicopters. The official route will begin on Constitution Avenue by the Lincoln Memorial and end near 15th Street;

Army Col. Kamil Sztalkoper, a spokesman for the III Armored Corps, said the dog is a Blue Heeler (aka an Australian Cattle Dog) named "Doc Holliday" -- likely a nod to the famous Civil War-era gunslinger played by Val Kilmer in the movie "Tombstone."