http://www.guinnessworldrecords.com/ has been crawled 1,180 times going all the way back to May 8, 1999.

A crawl can be a duplicate of the last one. It happens about 25% of the time across 420,000,000 websites. FAQ
Jan
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January 4, 2011

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January 7, 2011

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January 8, 2011

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January 12, 2011

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January 13, 2011

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January 20, 2011

1 snapshot

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January 22, 2011

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January 23, 2011

1 snapshot

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January 24, 2011

1 snapshot

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January 27, 2011

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Feb
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February 3, 2011

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February 4, 2011

1 snapshot

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February 9, 2011

1 snapshot

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February 11, 2011

1 snapshot

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February 14, 2011

1 snapshot

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February 18, 2011

2 snapshots

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February 20, 2011

1 snapshot

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February 24, 2011

1 snapshot

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February 25, 2011

1 snapshot

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Mar
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March 3, 2011

1 snapshot

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March 7, 2011

1 snapshot

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March 10, 2011

1 snapshot

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March 12, 2011

1 snapshot

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March 26, 2011

2 snapshots

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Apr

April 1, 2011

1 snapshot

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April 3, 2011

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April 10, 2011

1 snapshot

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April 17, 2011

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April 23, 2011

2 snapshots

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April 30, 2011

1 snapshot

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May
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May 8, 2011

2 snapshots

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May 11, 2011

1 snapshot

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May 14, 2011

1 snapshot

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May 16, 2011

1 snapshot

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May 18, 2011

1 snapshot

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May 20, 2011

1 snapshot

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May 21, 2011

1 snapshot

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May 27, 2011

1 snapshot

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Jun
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June 2, 2011

1 snapshot

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June 3, 2011

1 snapshot

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June 5, 2011

1 snapshot

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June 6, 2011

1 snapshot

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June 10, 2011

1 snapshot

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June 11, 2011

1 snapshot

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June 12, 2011

1 snapshot

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June 13, 2011

2 snapshots

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June 17, 2011

1 snapshot

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June 22, 2011

1 snapshot

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June 24, 2011

1 snapshot

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Jul
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July 10, 2011

1 snapshot

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July 11, 2011

2 snapshots

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July 16, 2011

2 snapshots

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July 20, 2011

1 snapshot

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Aug
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Sep
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Oct
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Nov
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Dec
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Note

This calendar view maps the number of times http://www.guinnessworldrecords.com/ was crawled by the Wayback Machine, not how many times the site was actually updated. More info in the FAQ.