Once a month they open and light up the yard for photographers. It is a beautiful place offering very colorful night camera fun, which one can say about a large portion of Las Vegas.
Anyway, here is what their website has to say about the museum: Founded in 1996, The Neon Museum is a non-profit 501(c)3 organization dedicated to collecting, preserving, studying, and exhibiting iconic Las Vegas signs for educational, historic, arts and cultural enrichment.