Boulevard Hermanos Sedrán Bicycle Viaduct (ciclopista) has a number of variations in the passing scene including sculptures. such as this one, Mensajera de la Vox Historic (Vox Historic Messenger) Landmark The sculpture commemorates the 90th anniversary of radio in Mexico (1921-2011). Boulevard Hermanos Sedrán Bicycle Viaduct (ciclopista) runs for 7.6 Km above the street median separating pedestrians and bicycles from vehicle traffic. We walked end to end and it is a fine public amenity.