Curious cave that stays a cool 56 degrees all year long.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

Less a museum than a bizarre fantasy world created by artists and engineers.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

This former Union fort commands a fine view of downtown Cape Girardeau and the Mississippi River.

The iconic remains of the original Academic Hall that burned down in 1892.

This 1854 courthouse along the Mississippi River has a storied history.