These are notes from an emergency fair/book of Mormon evidence conference I attended last spring. You can find remnants of these towers in the northern United States.

Alma 46:36, https://www.lds.org/scriptures/bofm/alma/46.36?lang=eng#3
Alma 48:1 https://www.lds.org/scriptures/bofm/alma/48.1?lang=eng#primary
Alma 50:4 https://www.lds.org/scriptures/bofm/alma/50.4?lang=eng#3
Alma 51:20 https://www.lds.org/scriptures/bofm/alma/51.20?lang=eng#19
Mosiah 11:12 https://www.lds.org/scriptures/bofm/mosiah/11.12?lang=eng#11
Mosiah 20:8 https://www.lds.org/scriptures/bofm/mosiah/20.8?lang=eng#7
Mosiah 28:17 https://www.lds.org/scriptures/bofm/mosiah/28.17?lang=eng#16
Helaman 7:10 https://www.lds.org/scriptures/bofm/hel/7.10?lang=eng#9
Tennessee is the land of Nephi.
Mosiah 11: 12 look at the mountain. Compared to Chattanooga, Tennessee, we can see the remnants of a tower on the mountain. https://www.lds.org/scriptures/bofm/mosiah/11.12?lang=eng#11
Alma 22:32 two major rivers in Tennessee, https://www.lds.org/scriptures/bofm/alma/22.32?lang=eng#31

Have something to add? Please do so in the comment section of this blog.