If you already get Smithsonian Channel through a participating TV provider, you can stream hundreds of hours of programming online.
If your device is compatible, download the Smithsonian Channel app. In the iOS/Android menu, tap "More", select Unlock All Content, and choose your TV provider from the list or tap "View All Providers" to search for your provider by name. If found, sign in with your provider credentials.
At www.smithsonianchannel.com, select any locked episode and choose "Sign in with your TV provider". On the next menu, choose your TV provider logo or select "View all TV Providers" to search for your provider by name. If found, sign in with your provider credentials.