In this photo by Associated Press photographer Sakchai Lalit, passengers sleep in a train bound for the northern city of Chiang Mai at Hua Lampong railway station in Bangkok.

Getting from the capital to Chiang Mai by train remains a popular and economical choice for travelers who can make the 751-kilometer (467-mile) rail journey for as little as 231 baht ($6.90) a seat.

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This image was made with a 16-35mm lens at a shutter speed of 1/125, aperture of f5.6, and ISO 800.