Argentine Tango is a beautiful social dance that provides endless opportunity for improvisation and playfulness. Certificate is for 1 month of tango classes for 2 people (or 2 months for 1 person). Classes are once a week on Tuesdays from 7-9pm. New series start at the beginning of each month. Class location is 4161 Alma St., Palo Alto, CA. www.tntango.com.