Portland Loo
The Portland Loo is a public toilet system built by Madden Fabrication in Portland, Oregon. It has been adopted by multiple other municipalities. The "flagship toilet" is in Portland's Old Town Chinatown neighborhood.
Portland Cement Works Precinct
Portland Cement Works Precinct is an heritage-listed former cement works and limestone quarries and now disused industrial site at Williwa Street, Portland, City of Lithgow, New South Wales, Australia. It was designed and built in various stages from 1890 to 2003. It is also known as Portland Cement Group and Commonwealth Portland Cement Company Ltd. The property is owned by Boral Limited. It was added to the New South Wales State Heritage Register on 3 August 2012.