It is of a triangular form, and each side extends about three and a half or four miles.

To control leakage, the city started building two underground clay walls last year that will extend about eight miles and nearly surround the landfill.

They have argued that only a tiny zone extending about two miles from the town could be monitored.

One of the area mines extended about 5 miles (8 km) out under the sea.

This damage extends about 2 miles (3 km) above the trailhead.

The lines extended about three miles (4.8 km) down the south end of the stream.

Floating oil extended about 23 miles (37 km) down the river.

By 1991, Iran learned how to extend their range to about 300 miles, naming the new weapon Shahab-2.

The network, which is notoriously undermaintained, now extends about 386,000 miles, or 15 times around the earth.

This work went on into the 17th century and produced a structure that extended about 4,000 miles across China.