Wolmi Sea Train

[1] The system is the first in the world to use Urbanaut technology, whose selling point is an inverse T-shaped track: large wheels run on the horizontal part of the track, while small wheels press against the rail and keep it in place.

[2][3] The project was started in 2007, where it was originally designed to be a major monorail carrying 70 passengers.

In August 2010, a wheel falling from the vehicle on a test run injured a pedestrian.

[12] The cost of the entire system, originally estimated at US$60 million,[13] had risen to 110 billion South Korean won (approx.

Construction based on the revised plan began in February 2015 aimed to complete in Fall 2016.