Cupola at end of robot arm.
Astronauts on the International Space Station successfully moved the fancy new observation cupola from the end of the tranquility module to a position where the Earth is visible above its windows. Once secure, the astronauts have moved the Pressurized Mating Adapter #3 to the position where the cupola had previously been attached.
Canadarm-2 about to grasp the observation cupola at the end of Tranquility.
Split view. Cupola in place. Covers still on windows.
PMA-3 moving into position. Spacecraft will be able to dock here to Tranquility.
Bob the Builder ain't got nothin' on these guys...