Thanks to my niece for this link. Click here to view a slideshow of the LDS temples in order of when they were completed.
If you wonder about the statue that is on top of all of the temples, the significance comes from this scripture in Revelation.
And I saw another angel fly in the midst of heaven, having the everlasting gospel to preach unto them that dwell on the earth, and to every nation, and kindred, and tongue, and people,
We believe that the angel spoken of was the angel Moroni who delivered the golden plates to Joseph Smith to be translated in to what is now known as the Book of Mormon. It is this Moroni who is depicted sounding the trump on top of our temples.