Six Ring Circus Improvisation Experience! The easiest way to see what we teach is to come see our student showcase performances. TUESDAYS at 7:30 p.m., students from the BNI perform long form improvisation at the Six Ring Circus Improvisation Experience. Shows are FREE (recommended for 16 or older only, some adult material). Six Ring Circus generally takes place at our "historic theatre" at 2605 Hennepin Avenue South. Please call go to Six Ring Circus for a weekly Performance Schedule Level 5 Student Graduation Showcases A list of Level 5 Showcases coming up soon.