So, it's cold out (and if you happen to be reading this one on of those rare 70 degree winter days, don't fool yourself: This is St. Louis -- you know something bad is coming). The sun sets ridiculously early. And if it snows and/or ices? Don't even get us started.

All these things added together can get anybody down, but never fear: We've rounded up sixteen fun things to do in St. Louis that will send the winter blahs away. From ways to get an endorphin rush to places where you can get a laugh or two, these activities will boost your mood -- and help winter go by so much faster.