I've seen better, both Eclipse endings as well as MADtv parodies.

After the first set photos appear on the net, fans are buzzing on the non-existence of the Cullen wristcuff worn by Edward.
Sérgio Sá Leitão, the director of Rio Filme, the organization that is working with Summit in Brazil says:

Production is moving real fast down in Brazil! After scenes in the streets of Lapa, the production crew moves on to Paraty, where a few scenes were shot. The scene includes a waterfall scene, as well as the Isle Esme scenes.

Foforks, a Brazilian Twilight site, profiled the location that has been chosen as Isle Esme.