Secret rooms have fascinated homeowners for centuries, from the artificially constructed caves found in Sicilian palazzos to the rooms hidden away in Argentinian houses with tragic personal histories.

During a cookout, a Maine couple noticed a strange window—and uncovered a secret room that had been sealed for years.

The Secret Service discovered more than 100,000 SIM cards and 300 servers, which could disable cellular towers or be used to ...

Early analysis shows the network was used for communication between foreign governments and individuals known to U.S. law ...