For today's Geo Quiz, we're looking for the Shangrila Express.

Shangrila was a fictional setting in a popular novel of the 1930's called Lost Horizon.

Tibetan Buddhists say Shangrila traces back to a mystical kingdom, that's also called Shambhala. Nowadays Shangrila has come to mean an earthly paradise, a permanently happy place, a place isolated from the outside world.

The name Shangrila pops up in a lot of places. The presidential retreat Camp David? FDR originally named it Shangrila. Shangrila is also the name of a region on Saturn's largest moon, Titan.

But we're looking for the Shangrila Express. Do you know where it is?