[John Glenn practicing top-egress training from Mercury spacecraft, Cape Canaveral, Florida]

[John Glenn and Scott Carpenter examining notes from simulated flight, Cape Canaveral, Florida]

[John Glenn looking at plastic globe charting his orbital flight, Cape Canaveral, Florida]

[Double exposure of the moon and Apollo11 moon rocket made after service gantry was moved away during countdown, Cape Kennedy, Florida]

[Alan Bean tracking Apollo 11 lunar module landing on moon, Mission Control, Houston]

[Buzz Aldrin landing on moon]

[Cassius Clay]

[Martin Luther King, Jr.]