Page not found (404)

Request Method:	GET
Request URL:	http://www.lapapeleta.cu/activities/charla-sobre-la-primera-celula-del-mr-26-7-en-isla-de-pinos/
Raised by:	lapapeleta.billboard.views.activities.ActivityDetail

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.