Caldera presents an exhibit featuring Teaching Artists & Camp Staff of Caldera. Artist's Reception - Thursday, March 5 Caldera Main Office (216 NW 13th Ave., Portland) Free and open to the public. Refreshments served. Featuring work from: Julie Keefe, Jeff Leake, Alice Marshall, Billy Miller, Roger Peet, Emily Squires, Katherine Spinella, and Mindy Stutzman. Artwork on display weekdays during office hours through March 30.