Station Tour: Zarya and Zvezda

Expedition 33 Commander Suni Williams concludes her tour of the International Space Station with a visit to the Russian segment, which includes Zarya, the first segment of the station launched in 1998, and Zvezda, the central command post. She also takes a look at the Poisk and Rassvet modules where Soyuz spacecraft are docked. Harmony, Tranquility, Unity: Destiny, Columbus, Kibo: Cupola and Leonardo: