Sentences with phrase «circular hole surrounded»

A rare and wonderful dive, the Great Blue Hole is a perfectly circular hole surrounded by coral edges and filled with stalactite and limestone cave ridges to depths as deep as 400 feet.

Not exact matches

If all goes well, as early as next year a virtual telescope with the sensitivity of an Earth - sized radio dish will deliver images of a bright ring of hot gas surrounding a circular shadow: the heart of a black hole, bounded by the event horizon.
The exact process remains unknown, however, and astrophysicists had thought that only the event horizon surrounding a black hole — the rotating circular zone beyond which nothing can escape, not even light — could produce jets of x-rays on such a scale.
They got rid of the holes, or circular design, in place of oval openings that all don't extend to the grille surround.
The circular reef area which surrounds the Blue Hole provides an attractive opportunity for snorkelers to enjoy the Blue Hole.
Lighthouse reef is approximately 50 miles off the Belize mainland and is a circular reef surrounding a central lagoon; the famous great blue hole.
From the surface, the Great Blue Hole looks like a perfectly circular body of water that is several shades darker than the surrounding water.
Lichtballet is a wall of rotating lights hidden away from sight, the circular pattern of holes in the wall filters the light, manipulating the light into physical motion in the surrounding room.
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