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Downtown PDX Geology North Tour

  • Pioneer Square (across from Pioneer Courthouse) 701 Southwest 6th Avenue Portland, OR, 97204 United States (map)

Ancient Walls II: A Geological Walking Tour of Downtown Building Stone

Downtown PDX North Tour Oct. 7, 2017

Come see billion-year-old building stones and the fossils hidden under our feet. Join us Saturday, October 7 at 1:00 p.m. for a two-hour outdoor walking tour of downtown Portland’s geological mysteries and oddities. Water and snacks are advisable, although the trip will end at a lunch stop. Open to public. Children under 12 must be supervised. 

Refunds available in the event of illness or emergency.

We'll meet at Pioneer Courthouse Square, across from the 6th Avenue Pioneer Courthouse entrance.