This unique tower has been home to malaria-fighting bats for 100 years.

Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

Abandoned railroad tunnel is home to a colony of three million Mexican free-tail bats.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

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

A 40-foot waterfall flows into this unique natural swimming hole.

An underground river pushes more than 200 million gallons out of this Missouri spring every day.

The largest riverfront opening cave in the Ozarks.

Around 50 million gallons of water flow from this spring every day.

This small turbine mill along Rocky Creek was built in 1928

It's as if the herds walked straight out of a fairy tale into the Missouri wilds.

Come for the heirloom-corn whiskey, stay for the wood hats.

A historic, scenic mill that was forced to close due to overlogging.

Rusted and decayed, this former mining site is a portal to the past.

An average of 33 million gallons of water pour out of the collapsed cave at the heart of this spherical spring.

These pink granite water slides are the result of millions of years of erosion.

Often referred to as the largest spring in America.

Away from the crowds of fishing enthusiasts, take a hike deep into the woods and journey into an eerie darkness.

After miraculously surviving a giant flood, the 19th-century nut tree and its offspring are protected with their own tiny park.

Two Ming Dynasty lion statues guard the entrance to the journalism school.

A Mormon place of exile in Missouri.

This museum presents a dogged pursuit of 500 years of veterinary history.

A flat slab of stone perched hundreds of feet above the Gasconade River in the northern Ozark mountains.

Famous church recognized for both its unique design and disciplined monks that live according to the Benedictine discipline.