Across oceans, paired cities reveal the shared pulse of everyday life.
Explore how American and Chinese sister cities connect through food, culture, and the people who shape each place. From breakfast rituals and neighborhood traditions to technology and the arts, each episode uncovers unexpected parallels that reward curiosity. Sign up to see how distant cities can share one heartbeat.
Episode guide
6 episodes- New shows weeklyFresh documentaries land every week.
- Exclusive originalsAward-winning films you can’t stream anywhere else.
- Watch anywherePhone, tablet, web and TV — pick up where you left off.
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Frequently asked questions
Thousands of the world's best documentaries and factual programming — nature, history, science, technology, and biography — including exclusive Curiosity Originals like Sister Cities. Stream it all ad-free, anytime.
Sister Cities streams with every plan.
Watch on the web, iOS and Android, Roku, Apple TV, Amazon Fire TV, Chromecast, Android TV, and most smart TVs. Start on one device and pick up right where you left off on another.
Curiosity Stream is our streaming service — thousands of documentaries and originals. The Smart Bundle is Curiosity Stream plus four other independent streaming services (Tastemade, Kidstream, Curiosity University, and SOMM TV) on a single subscription.