Complex sentence: The petit train is reached by a "télécabine" from a lower station at Artouste-Fabrèges, on the Lac de Fabrèges in the valley of the Gave du Brousset, which is at an altitude of and accessible by road.
Split into simpler sentences: The petit train is reached by a "télécabine" from a lower station at Artouste-Fabrèges, on the Lac de Fabrèges in the valley of the Gave du Brousset. This lower station is at an altitude of and accessible by road.