On Day 4, we took the twins with us to another Air and Space Museum by Dulles Airport. Also worth seeing. It had one of the retired Space Shuttles (Discovery).
|He didn't want to go up in the tower|
because "towers are for princesses!"
|Once we got inside, they all loved|
watching planes take off and land.
|They want to be the first twins in space:|
Riley the pilot and Gavin the space walker