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>At 9:05 PM +0000 3/6/02, max valentino wrote: >>near here is famous landmark (historical marker) for a thing >>called "The Tehachapi Loop" it is a length a railway, where when >>they were building the first RR's in the west, it was the first >>place where engineers designed the tracks to "loop" over itself in >>order to gain altitude and make it over the mtns. > >There is a similar railroad loop in British Columbia and another in >New Zealand. ...and in switzerland. To mount to St Gottardo, you enter the tunnel, drive for a while, and then come out in the same place, but higher, you see the beginning of the tunnel right below, its quite amazing! -- ---> http://Matthias.Grob.org