Maybe.
http://www.hmns.org/exhibits/special_exhibits/the_lord_of_the_rings.asp
Cost was $18.00 for "non-members", a little pricey. It was not crowded when I went and I would recommend not going at a peak time.
I would not recommend it unless you are interested in seeing at least one of three things:
It runs 2 more weeks in Houston. Not sure where it goes next...