Black cube

Black cube may refer to:

  • Alamo (sculpture), a black cube sculpture located in New York City
  • Blackballing, a secret voting process where the balls are substituted with a black cube in Freemason lodge voting practices
  • Black Cube, a private intelligence agency
  • The Kaaba, a black cubical building at the center of the Grand Mosque of Mecca which contains the Black Stone; it is the most sacred site in Islam
  • Tefillin, a small black leather cube used by Jews during prayer