They are greatly intersected by gullies or dry watercourses. The district is intersected at various parts by rugged ravines. The city is further intersected by numerous small canals with tree-bordered quays. It was cleaned, intersected with canals and enclosed with embankments. The district is intersected by rivers of varying magnitude. Titania's surface is intersected by a system of enormous faults, or scarps. This constellation forms part of the zodiac and hence is intersected by the ecliptic. The lavas are intersected by post-shield dikes. If a sphere is intersected by another surface, there may be more complicated spherical curves. It was intersected by canals with a number of harbors and anchorages. This measure saved cost, but introduced a weak point where the two tunnels intersected. It is intersected by tidal streams and channels. Another common symbol takes the form of a bold circle being intersected by three arrows. Two great colonnaded streets intersected in the centre. The town is intersected by Highway 1A and Highway 22.