A capitol typically contains the meeting place for its state's legislature and offices for the state's governor, though this is not true for every state. The Arizona State Capitol is now strictly a museum, and the legislature and the governor's office are in nearby buildings. Wikipedia*
On the C-SPAN Networks:
The State Capitol has 1269 videos in the C-SPAN Video Library; the first program was in a 1987, Vermont State of the State Address. The year with the most videos was 2000 with 100 videos. The year with the highest average number of views per program was 2016 with an average of 1,050 views per program. Most appearances with Bill Clinton (16), Terry E. Branstad (16), John M. Engler (14). Most common tags: State of the State Address, Florida, California.