Case file
Dolphin Reef
Wikipedia's first sentence called it “horseshoe-shaped reef found in the red sea”. Today it says “tourist attraction in eilat”.
Measured, not asserted. Every count, date and revision on this page was taken from Wikipedia's own history and checked against the live article. The words quoted are theirs.
Machine-checked against the full current article on 2026-08-03.
We saved snapshots of this article over twenty years; you are reading the 2010 one. Red dashes: removed from Wikipedia since.
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The opening as it read in 2010
Dolphin Reef is a horseshoe-shaped reef found in the Red Sea .1 It lies in open water to the northeast of Ras Banas . The eastern side has a steeply sloping wall profile, giving way to a sandy slope. Many species of fish can be found in the area. Angelfish , butterflyfish , cuttlefish , bluespotted and blackspotted stingrays are common. Several types of sharks are also frequently spotted, and there are regular reports of dolphins along the reef or inside the lagoon.2
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 346345386.
Today
Wikipedia's first sentence called it “horseshoe-shaped reef found in the red sea”. Today it says “tourist attraction in eilat”. Read the current article and compare.
| 2010 | 2015 | 2020 | Oct '23 | 2025 |
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What Wikipedia says this is
Every article opens by defining its subject. This one was redefined since 2010, and today's defining sentence is their current revision.
Then
horseshoe-shaped reef found in the red sea
Now
tourist attraction in eilat
Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.