4th October 1927: Work begins on the USA's Mount Rushmore National Memorial in South Dakota view map location
Video Source: View
By: Travel Channel
Recorded on: 2020-10-03 23:00:00 (GMT)
Category: Education
Keywords: 4th, october, 1927, work, begins, usas, mount, rushmore, national, memorial, south, dakota
Location: Not available.