

It lies directly on the main route from Winterfell to Riverrun. It is a major barrier to travelers and merchants traveling from the North to the western Riverlands. The Twins represents the only crossing point over the Green Fork for hundreds of miles in either direction. It consists of two near-identical towers and a fortified bridge over the Green Fork of the Trident. The Twins, sometimes known as the Crossing, is a castle and the seat of House Frey, the former Great House of the Riverlands. " The Freys have held the Crossing for six hundred years, and for six hundred years they've never failed to exact their toll." ― Catelyn Stark
