Sizewell is a small fishing village in the English county of Suffolk, England. It is located on the North Sea coast just north of the larger holiday village of Thorpeness and between the coastal towns of Aldeburgh and Southwold. It is 2 miles (3.2km) east of the town of Leiston and is located within the Suffolk Coast and Heaths AONB. It is the site of two nuclear power stations with plans for a third station to be built at the site.