Spanish title Rodando Por Ti means 'Rolling for you'
Al filo de lo imposible (=At the Edge of the impossible) is Spain RTVE's on the air series program,

Back streets are Madrid in the early 90's. Retiro Park, Colon(Columbus) plaza, Spain Building,  Plaza de España & etc...
Primary types of MTB. Cr-Mo flame & rigid fork, brakes are cantilever.
My more favorite bikes are this type than Carbon high-ends.
I love very much, and so again !

(But I want say, do not run like this (without consideration) way on any streets.
Remember. When that was the beginning of the MTB's history. Rules had not yet been established... )

They are Juan Ochoa - Juan Manuel Montero brothers.
Now, Mr. Juan Manuel Montero is carry on the bike coaching and columnist.

http://www.youtube.com/watch?v=5SE55P9KEPU
http://www.sportlife.es/sljforum/forums/show/3.page
http://www.marchasobreruedas.com/tag/juan-manuel-montero/

Awesome !

(The music of this video is edited by others. Not original.)