
A crew of scientists and engineers lands on the barren plains of Mars, hoping to prove that human exploration can thrive on the Red Planet. Their commander, Hugh Allenby, stumbles onto a strange, perfectly circular opening bored through a granite boulder, a hole that seems too precise to be natural. The team gathers around the anomaly, measuring its flawless dimensions and noting its uncanny placement in the middle of an empty desert. Their banter and cautious curiosity set the tone for an expedition that quickly turns from routine to puzzling.
As the crew catalogues the rock, they find a similar, neatly carved cavity in a nearby cactus, matching the size and depth of the stone hole. Gonzales points out the pattern of overlapping depressions, suggesting a deliberate, perhaps ritualistic, process. The mineralogist, photographer, and pilot each offer theories—from ancient surveying equipment to a forgotten alien totem—while the atmosphere grows tense with the possibility of stepping onto sacred ground. Listeners are invited to join the team as they grapple with the mystery, balancing scientific rigor with the awe of an unexpected Martian secret.
Language
en
Duration
~33 minutes (32K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Greg Weeks and the Online Distributed Proofreading Team at http://www.pgdp.net
Release date
2010-05-13
Rights
Public domain in the USA.

1923–1998
A sharp, imaginative voice in mid-century science fiction, this American writer helped shape both magazine-era sci-fi and some of the genre’s most memorable screen stories. His work ranged from short fiction and editing to screenplays for film and television, including episodes of Star Trek and The Twilight Zone.
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