Home › Venues › Gruta 77 Gruta 77 Tickets Buy tickets for concerts at Gruta 77 in Madrid, Spain. No Upcoming Events No upcoming events scheduled at Gruta 77. Please contact us with any corrections. Hotels & Lodging Near Gruta 77 About the Venue Gruta 77 At-a-Glance Address6 Calle CuclilloMadrid 28019Spain Map & Directions Advertisement