The establishment of the festival was initiated by President VÃ¡clav Havel, who opened Prague Castle to artists at the beginning of the 1990s in order to attract the public. The first performance of Shakespeare took place here in 1990 and the festival has been held here regularly since 1998.
1 A black dwarf is a white dwarf that has cooled sufficiently such that it no longer emits any visible light. 2  A brown dwarf is a substellar object not massive enough to ever fuse hydrogen into helium, but still massive enough to fuse deuterium âless than about 0.08 solar masses and more than about 13 Jupiter masses.
The Black Mountains (Welsh: Y Mynyddoedd Duon) are a group of hills spread across parts of Powys and Monmouthshire in southeast Wales, and extending across the EnglandâWales border into Herefordshire.ooks set in or around the Black Mountains include: 1  People of the Black Mountains by Raymond Williams (two books of an intended trilogy). 2  On The Black Hill by Bruce Chatwin (also adapted as a film). 3  Resistance by Owen Sheers (Adapted as a film in 2011).