Did you know that Senators and members of the House get their very own subway system? Below the US Capitol is a network of small trains that shuttle politicians and staff between office buildings. And we could not be more excited to announce that recently, we got a chance to ride the US Capitol Subway! In this video, we will show you all three lines, the two manually-operated lines as well as the automated train. Find out why these exist, and what they used to look like!