The Lost Horizon is a book 1933 published by Macmillan Press in London in April.

Written by james hilton, England.

The main story is that in 1930s, four western tourists came to Shangri-La in the mountains by accident.

Four travelers, diplomats, bankers, nuns and college graduates, are bound by fate and encounter all kinds of bizarre events in Shangri-La.

The book was a great success after its publication, ranking first in pocket books for a long time. It also triggered many people from later generations to come to China to look for Shangri-La described in the book.