Shan·gri-la 
(shăng′grĭ-lä)
(shăng′grĭ-lä)n.
1. An imaginary remote paradise on earth; utopia.
2. A distant and secluded hideaway, usually of great beauty and peacefulness.
[After Shangri-La, the imaginary land in the novel Lost Horizon by James Hilton.]