The Wisconsin State Capitol building has been around for more than 100 years. But we bet you don't know everything there is to know about this remarkable edifice.

It's the kind of hidden-in-plain-sight mistake we make with Madison's most famous landmark every day. Things escape our eye. Assumptions we had about a building we have long since taken for granted turn out to be false.

Today, we're looking at some of the little-known and unusual aspects of the building that anchors Madison's Downtown.

--By Barry Adams and George Hesselberg