Wonder what's going on in ballet this week? In addition to the programs at Pacific Northwest Ballet, The Washington Ballet, Ballet West and City Ballet of San Diego listed below, this week also marks Balanchine: The City Center Years, a five-day extravaganza bringing together eight companies from around the world. You can read more about it here. Also coming up is Boston Ballet's black box show, BB@home: ChoreograpHER, which features six new works by women in the company. Peek inside the budding choreographers' processes here.