developed in Europe during the first decades of the 20th century in parallel with the expressionist visual and performing arts, that especially developed and dominated in Germany
sometimes inspired by natural biomorphic forms
Distortion of form for an emotional effect.
Subordination of realism to symbolic or stylistic expression of inner experience.
An underlying effort at achieving the new, original, and visionary.
Often hybrid solutions, irreducible to a single concept.
Themes of natural romantic phenomena, such as caves, mountains, lightning, crystal and rock formations.
 As such it is more mineral and elemental than florid and organic which characterized its close contemporary art nouveau.
Utilises creative potential of artisan craftsmanship.
Tendency more towards the gothic than the classical.
Expressionist architecture also tends more towards the romanesque and the rococo than the classical.
Though a movement in Europe, expressionism is as eastern as western.
It draws as much from Moorish, Islamic, Egyptian, and Indian art and architecture as from Roman or Greek.
Conception of architecture as a work of art.