Catwalk

Noun

 * 1)  an elevated enclosed passage providing access fore and aft from the bridge of a merchant vessel
 * 2) any similar elevated walkway
 * 3) A narrow elevated stage on which models parade; a runway
 * 4) the business of making clothes for fashion shows.

Thesaurus
Bifrost, alameda, bascule bridge, bateau bridge, beaten path, beaten track, berm, bicycle path, boardwalk, bridge, bridle path, cantilever bridge, drawbridge, esplanade, fastwalk, floating bridge, flyover, foot pavement, footbridge, footpath, footway, gangboard, gangplank, gangway, garden path, groove, hiking trail, lift bridge, mall, overbridge, overcrossing, overpass, parade, path, pathway, pontoon bridge, prado, promenade, public walk, rope bridge, run, runway, rut, sidewalk, span, stepping-stone, stepstone, suspension bridge, swing bridge, toll bridge, towing path, towpath, track, trail, trottoir, viaduct, walk, walkway