From the US, Twelve hours out of Patrick AFB, FL by air. Or about the same from Brize-Norton in UK
The BBC antenna farm by English Bay. Fantastic snorkeling.
Abandoned fort in Georgetown, built 1815
Lava Fields near the ESA Ariane tracking station
Rocky shore by the tracking station
Fairey terns in Flight
The are companion birds - when hiking alone on the east side of the island, these terns hover over head, and follow you.
Just try to bring a camera out and they dash away. With my flash even turned off, these are the best I could get.
Ascension Island Astronomy