Update Dataset Card with Nomic Atlas Map

Nomic Atlas Map visualizes 6.4 million wikipedia articles for English language split.

README.md

@@ -6908,6 +6908,11 @@ The articles have been parsed using the [`mwparserfromhell`](https://mwparserfro
 When uploading the data files for the 20231101 dump, we noticed that the Wikimedia Dumps website does not contain this date dump
 for the "bbc", "dga", nor "zgh" Wikipedias. We have reported the issue to the Wikimedia Phabricator: https://phabricator.wikimedia.org/T351761
 
+#### Data Visualization
+Click the [Nomic Atlas](https://atlas.nomic.ai/map/475c26d7-b142-4795-9887-02b6eeb18dc0/0d312be6-a3bb-4586-b6b7-53dcd0cbefa5) map below to visualize the 6.4 million samples in the `20231101.en` split.
+
+![image/webp](https://cdn-uploads.huggingface.co/production/uploads/6480c476cacb1c4a0696eeb8/sZNN6Vubc0Oue83vKaJUu.webp)
+
 #### Who are the source language producers?
 
 [More Information Needed]