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Planning and Sustainability

Innovation. Collaboration. Practical Solutions.

Phone: 503-823-7700

Fax: 503-823-7800

1900 SW 4th Ave, Suite 7100, Portland, OR 97201

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Preservation, Architecture and History Links

This page provides links to organizations and websites that focus on preservation, architecture, and history. The information is grouped into three categories, from the geographically broad (United States and International) to the geographically specific (Portland and Region).


Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server.

PortlandOregon.gov is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.