A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

The preserved house of a jazz legend still echoes with his music.

The Vatican of the movie industry turned into an actual church.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

A long abandoned hospital building on the outskirts of NYC.

A formerly abandoned mental institute, now back in business.

An eccentric playboy's astounding natural history collection.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

A millionaire's abandoned swimming pool from the gilded age of one of America's most distinguished families.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.