41. South Dakota: Mammoth Site & Museum
> Where: Hot Springs
> Admission: $10.14 for those 13-59; $8.29 for those 60+; $7.37 children 4-12 and military; free for children 3 and under.
> Annual attendance: 100,000
> Known for: Largest concentration of mammoth remains in world.
42. Tennessee: Tennessee State Museum
> Where: Nashville
> Admission: Free
> Annual attendance: 115,000
> Known for: Artifacts pertaining to frontier years, antebellum South, and Civil War.
43. Texas: Space Center Houston
> Admission: $29.95 adult; $27.95 senior (65+); $24.95 child (4-11); free for children 3 and under.
> Annual attendance: 1 million
> Known for: Largest collection of moon rocks.
44. Utah: Natural History Museum of Utah
> Where: Salt Lake City
> Admission: $14.95 adults; $12.95 seniors (65+) and young adults (13-24); $9.95 children (3-12); free for children 2 and under.
> Annual attendance: 250,000
> Known for: Native American art and Utah natural history.
45. Vermont: Hildene, The Lincoln Family Home
> Where: Manchester
> Admission: $23 adults; $6 youth; free for children 6 and under.
> Annual attendance: 45,000
> Known for: Home of Abraham Lincoln’s son Robert contains artifacts belonging to Robert and his parents.