Quality:

Willis Tower - skyscraper in Chicago, Illinois. This building is the 50th most popular in the global Wikipedia ranking of buildings and the 30th most popular building in Simple English Wikipedia. Article “Willis Tower” in Simple English Wikipedia has 98.5 points for quality (as of July 1, 2025).
The article contains 144 references and 12 sections.
This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Simple English) language version.
Achievements in all the time:
Simple English Wikipedia:
Global Wikipedia:
Achievements in the last month:
Simple English Wikipedia:
Since the creation of article “Willis Tower”, its content was written by 46 registered users of Simple English Wikipedia (3042nd place) and edited by 3023 registered Wikipedia users in all languages (6936th place).
Willis Tower is on the 30th place in local ranking of buildings in Simple English Wikipedia
and on the 50th place in global ranking of buildings in all the time.
The article is cited 149 times in Simple English Wikipedia and cited 4524 times in all languages.
The highest Authors Interest rank from 2001:
- Local (Simple English): #40 in July 2009
- Global: #35 in July 2009
The highest popularity rank from 2008:
- Local (Simple English): #1430 in May 2025
- Global: #2038 in January 2010
There are 51 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).
The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).
The table below shows the language versions of the article with the highest quality.