Olas
7 p.m. Friday and Saturday. Space Gallery, 538 Congress St., Portland, $18, $15 members and students. space538.org
Take your pick of nights as Portland-area music and dance collective Olas performs a pair of shows at Space Gallery. They’re calling the show Otra Vez (“once again” in Spanish), and you’ll see and hear music and movements that draw on traditional Flamenco. The music blends American folk, rock, Arabic and Latin American sounds, palmas (a type of hand clapping), original Spanish verse and modern Flamenco…