Railroad tracks are often called rails.
train track
railroad
Railroad
Siding
Siding
in 1980, new trains stopped doing that but on some trains such as the HST, they still
Lubricate the track on a monthly basis.
Siding
Siding
railroad
none
They are not necessarily superior. Mag-Lev trains "sway" above the track and therefore they have no friction with anything other than air. Their energy consumption is less efficient and because of the massive concrete or steel track slabs junctions and other track elements are much less efficient and more expensive the traditional rail guided trains.