If you ask us, Lego sets are works of art in their own right. So what more appropriate inspiration for a Lego Set than the Guggenheim Museum? The Solomon R. Guggenheim Museum is one of the most famous buildings in the world because of its unique architectural design that was very much ahead of its time. The Guggenheim Museum Lego Set stands at about 4 inches, but unfortunately it doesn’t look like it’s meant to have little Lego people inside of it. The Guggenheim Museum Lego Set retails for $45.