Mount Rushmore cost less than one million dollars to construct. It took 14 years to build – from 1927 to 1941 and took 400 workers.
100 Mind-Blowing Construct Facts
A palindrome is a sentence that is the same when read backwards and forwards. A few examples include ‘Do geese see God’ and ‘Racecar’. This is also noted to be one of the hardest sentences to construct using the English language. Can you come up with your own?