Anna Ostroushko is at it again — in Circus Juventas; the country’s only year-round; all-youth performing arts circus school; performing in Atlanticus; an action/ adventure combining the mythological undersea kingdom of Poseidon. Anna; age 15; performs the Hoops and Spanish Web in Atlanticus and has performed with Circus Juventas for five years. She’ll be a sophomore at the St. Paul Conservatory for Performing Arts in the fall. Her father; Peter Ostruoushko; composes and plays the production music. Anna is joined by another Camdenite; Sinjun Strom in the performance. Strom; age 12; is a Contortionist in this year’s production and has performed with Circus Juventas for three years. She’ll be a seventh grader at Marcy Open next year. Circus Juventa’s Atlanticus; An Underwater Adventure runs July 26-August 12. For performance dates/times and tickets contact www.uptowntix.com; 651-209-6799 or 651-699-8229.