There is some disagreement among sources as to who should receive the majority of credit for designing Memorial Amphitheater.

By June 1918, nearly all of Memorial Amphitheater's exterior was complete.

Little additional work was done at Memorial Amphitheater until 1954.

Additional physical plant problems appeared at Memorial Amphitheater in 1965.

An attempt to dedicate the chapel at Memorial Amphitheater occurred in 1977.

The plaza of Memorial Amphitheater was altered once more in 1999.

By 2000, the east entrance hall at Memorial Amphitheater was suffering water damage and other problems yet again.

Additional repairs to the walkways around Memorial Amphitheater were made in 2012.

An Easter sunrise service has been held at Memorial Amphitheater every year since 1931.

Ground for Memorial Amphitheater was broken on March 1, 1915.