The Blacksburg Square Dance is the NRVs community square dance and a ‘Crooked Road’ affiliated venue- with caller Ben Nelson - music by the ‘Long Shop Fire & Rescue - Held at the Sapphire Ballroom, 30 W. Main St. Suite C, Christiansburg. Admission $8 ($5 with student ID). No partner or dance experience needed. Date & Time March 3, 2018 - 8:00pm to 11:00pm The Sapphire Ballroom 30 W Main St Christiansburg, VA 24073.