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Prefontaine Classic

Hayward Field 1580 E 15th Avenue, Eugene, OR, United States

The 48th edition of the meet will host the Wanda Diamond League Final, where the world’s best athletes will be

Graand Kinetic Challenge 2024

Corvallis' 31st annual da Vinci Days GRAAND Kinetic Challenge - a 2-day competition of krazy human-powered, pedal-pushed, kinetic art sculpture

Free

Portland Regional Gem & Mineral Show (43rd Annual)

Wingspan Event and Conference Center at the Westside Commons 801 NE 34th Ave, Hillsboro, OR, United States

40+ dealers selling rocks, minerals, fossils, jewelry, beads, faceted gems, and lapidary supplies. Over 50 display exhibits of rocks, minerals,

$7 – $12