<Li> contiguous zone: 24 nmi (44.4 km; 27.6 mi) </Li> <Li> continental shelf: 200 nmi (370.4 km; 230.2 mi) or to the edge of the continental margin </Li> <Li> exclusive economic zone: 200 nmi (370.4 km; 230.2 mi) </Li> <Li> territorial sea: 12 nmi (22.2 km; 13.8 mi) </Li>

What is the flat wide area of land along a river