Informational Who Knew Dormant Volcanoes Could be So Much Fun? Portland is home to several dormant volcanoes and cinder cones, which are part of… Keep Reading Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to email a link to a friend (Opens in new window)
