Finding a "secret" Chinese restaurant in Madrid

The folks at Great Big Story went to Madrid to find a hidden Chinese restaurant known as "The Underground."

Underneath a plaza in Madrid lies one of Spains greatest culinary secrets. Cafetera Yulong Zhou is home to some of the best Chinese food in the country. Getting there, however is another story. With no exact address or email, trying to find the restaurant takes some expert sleuthing. With the help of a friend and a hint, we embarked on the journey. Spoiler alert: the dumplings made the trek totally worth it.