close-up cord equipment heavy line pattern rope rust soviet steel tank texture tow bags cargo crane lift loaded lorry transport transporting truck big cables chains construction hook iron large metal rusty sundconst wire wires boom crawler excavator heavy equipment hydraulics machine parked tracks artillary black cannons military Spain spanish warfare weapons appearance confined display displayed driving-force energy engines force heavy-duty historical history locked locomotives machinery machines mobility pistons power powerful rails railway railway-yard restoration restoration-yard restored steam-engines steam-locomotives steam-trains strength trains transportation wheels