old born market, barcelona, spain.

old born market cast-iron building use reopening cultural centre barcelona public cast iron catalonia modernism unique archaeological site historical sequence remains excavated history roman period beginning 18th century arqueoborn ceramic glass items bronze copper lead bones stones documented wooden clothes leather fragments recovered ruins archeology archaeology excavation antiquarianism dig mining removal burrow cavity cut cutting ditch dugout hole hollow pit quarry shaft trench trough blasting disinterring exhuming scooping shoveling unearthing