The first important human improvements were the Roman roads linking major settlements and providing quick passage for marching armies.

The main road artery linking cities and other settlements along the South Wales coast is the M4 motorway which also provides a link with England and eventually London.

The Maly Anyuy River also links Anyuysk to the Kolyma River and other settlements such as Nizhnekolymsk.

Roads linking smaller settlements and towns to "A", "B" or "M" routes.

Extensive tracts have also been taken over by Israel for roads linking settlements and bypassing Palestinian towns, for quarries and for nature reserves, the report said.

Regional roads, designated with the letter R, are a mix of primary and secondary routes that link major settlements.

These trade routes linked remote mining, ranching, and military settlements.

An efficient array of roads and bridges was built to link the cities and other settlements.

In his research of the Comayagua Valley region, Dixon finds evidence of large quantities of cross-cultural relationships and many remains have been found linking settlements together though ceramics.

The main road artery linking cities and other settlements along the south Wales coast is the M4 motorway.