Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

An astounding collection of medical specimens, including bits of President Lincoln.

Brain collection and database that narrows the gap between man and animal.

One of the largest collections of Catalan literature and cultural materials outside of Spain, created by a community of 1960s expats.

Collecting 700 years of mechanical death-dealing, the NRA's sprawling gun museum is a revealing testament to the American obsession with armament.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

Hear, smell, see, taste, and touch history at this immersive Civil War hospital.

This abandoned Victorian-style house was built in 1884.

A Civil War Museum with some notable medical antiques.

Exact replica of the ancient monument, but much, much lighter.

Bizarre Cavern.