In Samut Songkhram, about an hour's drive from Bangkok, is Maeklong Railway Market, one of the largest produce and seafood markets in Thailand. /VCG Photo

There are eight trains passing through the market every day and the food stalls are located right on both sides of the train tracks. Every time a train arrives, the railway station will issue a siren warning. /VCG Photo

Today, it has become one of the most popular tourist attractions, drawing countless tourists every day. /VCG Photo