That one lasts for an eternity of roughly 15 minutes. (si.com)
well i would hate to be on the loosing side of this argument, but being a christian, i do nt like the fact that, in the end the end last for eternity. (religion.blogs.cnn.com)
Perpetual: lasting for eternity Climax: the point of greatest intensity or force in an ascending series or progression The slow and steady build up to... (mindbodygreen.com)