The prophet Ezekiel was shown a vision of the Third Temple in 572 BC, just years after the First Temple was destroyed and before the Second Temple was built. Though the destruction of the Second Temple occurred in AD 70, a third temple has not yet been constructed.

Source:

Hubbard, Shiloh, Elliot Ritzema, Corbin Watkins, and Lazarus Wentz with Logos Bible Software and KarBel Media. Faithlife Study Bible Infographics. Bellingham, WA: Logos Bible Software, 2012.