ISSStation HomeOverviewStation OverviewInternational Space Station ReferenceStation Assembly ElementsGround FacilitiesInternational CooperationStation FactsStation VisitorsStation Record HoldersReference Guide to the International Space Station (PDF)Station Lithograph (PDF)Station TopicsYour Orbiting LaboratoryInternational Space Station ExpeditionsVisiting VehiclesStation SpacewalksMultimediaSpace Station ImagerySpace Station Videos (YouTube)News ReleasesStation Blogs International Space Station Tour With Sunita Williams Station Tour: Harmony, Tranquility, UnityExpedition 33 Commander Suni Williams starts off her tour of the International Space Station with a look at its nodes — Harmony, Tranquility and Unity — which include the crew’s sleeping quarters and hygiene station. Station Tour: Destiny, Columbus, KiboExpedition 33 Commander Suni Williams continues the International Space Station tour with a look at the Destiny, Kibo and Columbus laboratory modules as well as the Quest airlock. Station Tour: Cupola and LeonardoExpedition 33 Commander Suni Williams continues the tour of the International Space Station with a look at the station’s observation deck, known as the cupola, as well as the Advanced Resistive Exercise Device in the Tranquility node, before heading into the Leonardo Permanent Multi-Purpose Module. Station Tour: Zarya and ZvezdaExpedition 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. Keep Exploring Discover More Topics From NASA Astronauts Humans in Space Commercial Crew Program Overview International Space Station Cooperation