In 1992 the Air and Space Museum in Washington DC featured a massive exhibit celebrating Star Trek – it showcased props, costumes and models from the show. I was able to travel to DC to check out the exhibit that year and was totally knocked out by it (though I still don’t like the details/hull lines they painted onto the big Enterprise model).
Through the magic of the Internet, I was able to find video someone took of the exhibit that they uploaded to YouTube. Here’s all 8 parts, set up in a playlist: