Information Links:
10 – https://allthatsinteresting.com/ryugyong-hotel
https://en.wikipedia.org/wiki/Ryugyong_Hotel
https://www.independent.co.uk/news/world/north-korea-ryungyong-hotel-of-doom-pyongyang-skyscraper-empty-unfinished-unopened-a7489706.html
9 – https://en.wikipedia.org/wiki/Collapse_of_Lotus_Riverside_Block_7
https://blogs.wsj.com/chinarealtime/2009/06/29/shanghai-building-collapses-nearly-intact/
https://www.hoax-slayer.net/true-collapse-of-13-story-building-in-china/
8 – https://en.wikipedia.org/wiki/Ray_and_Maria_Stata_Center
https://web.mit.edu/facilities/construction/completed/stata.html
http://capitalprojects.mit.edu/projects/stata-center-building-32
7 – https://www.theguardian.com/sport/gallery/2014/aug/13/abandoned-athens-olympic-2004-venues-10-years-on-in-pictures
https://www.businessinsider.com/athens-olympic-venues-2014-2
https://www.forbes.com/sites/keithflamer/2017/02/28/the-olympic-shames-rio-and-athens-sports-venues-abandoned/
6 – https://360chicago.com/
https://en.wikipedia.org/wiki/875_North_Michigan_Avenue
https://www.chicagotribune.com/business/columnists/ori/ct-biz-john-hancock-center-name-ryan-ori-20180212-story.html
5 – https://en.wikipedia.org/wiki/Citi_Field#Construction
https://www.businessinsider.com/10-biggest-design-failures-2010-8#9-mets-citi-field-queens-new-york-2
4 – https://www.businessinsider.com/the-vdara-death-ray-hotel-is-still-burning-people-in-las-vegas-2016-6
https://en.wikipedia.org/wiki/Vdara
https://www.tripadvisor.com/LocationPhotoDirectLink-g45963-d1474086-i75902177-Vdara_Hotel_Spa_at_ARIA_Las_Vegas-Las_Vegas_Nevada.html
3 – https://en.wikipedia.org/wiki/Tacoma_Narrows_Bridge_(1940)
https://en.wikipedia.org/wiki/Tacoma_Narrows_Bridge
http://www.wsdot.wa.gov/tnbhistory/connections/connections3.htm
2 – https://www.chicagotribune.com/news/ct-xpm-1989-03-07-8903240963-story.html
https://en.wikipedia.org/wiki/Aon_Center_(Chicago)#Construction
http://www.aoncenter.info/toc.cfm
1 – https://www.livescience.com/33379-leaning-tower-pisa-fall-over.html
https://en.wikipedia.org/wiki/Leaning_Tower_of_Pisa
http://www.towerofpisa.org/

Image Links:
intro:
https://www.shutterstock.com/image-photo/las-vegas-nevada-september-25-2014-253953409
https://static.independent.co.uk/s3fs-public/thumbnails/image/2012/09/27/13/AN9574830In-this-Sept.-23-2.jpg?width=1368&height=912&fit=bounds&format=pjpg&auto=webp&quality=70 https://www.shutterstock.com/image-photo/new-york-ny-usa-march-1-385009342

10:
https://static.independent.co.uk/s3fs-public/thumbnails/image/2012/09/27/13/AN9574830In-this-Sept.-23-2.jpg?width=1368&height=912&fit=bounds&format=pjpg&auto=webp&quality=70 https://i.pinimg.com/originals/4b/97/e3/4b97e3e3371e509a70403a8d1a937234.jpg
https://www.shutterstock.com/image-photo/singapore-march-06-marina-bay-sands-132779222
https://www.shutterstock.com/image-photo/seoul-south-korea-march-2012-world-1040241481
https://upload.wikimedia.org/wikipedia/commons/9/90/Dprk_pyongyang_hotel_rugen_05_s.jpg
https://www.smartage.pl/wp-content/uploads/2015/10/26.jpg
https://upload.wikimedia.org/wikipedia/commons/thumb/7/70/Ryugyong_Hotel_-_29_april_2010.jpg/800px-Ryugyong_Hotel_-_29_april_2010.jpg
https://upload.wikimedia.org/wikipedia/commons/4/4a/Ryugyong_Hotel_-_Apr-12.jpg

9:
https://cdn-images-1.medium.com/max/1600/1*jhTJ1NwOcSa2WbePkQfgTA.jpeg
https://www.shutterstock.com/image-photo/man-digging-hole-ground-shovel-spade-210192124
http://healthymixer.com/wp-content/uploads/2016/10/Failed-Designs-62.jpg
https://i.redd.it/frf5852vrlzz.jpg
https://www.shutterstock.com/image-photo/heavy-excavator-unloading-sand-during-road-169780859

8:
https://www.shutterstock.com/image-photo/cambridge-ma-15-sep-2017-ray-731152741
https://www.shutterstock.com/image-photo/cambridge-ma-5-aug-2017-ray-703514269
https://www.shutterstock.com/image-photo/concept-image-lawsuit-775826128
https://www.shutterstock.com/image-photo/boston-may-30-ray-maria-stata-197551730
https://www.shutterstock.com/image-photo/window-mold-moisture-771824071

7:
https://www.shutterstock.com/image-photo/innsbruck-austria-january-13-olympic-fire-146566892
https://www.shutterstock.com/image-photo/athens-attica-greece-26-may-2018-1099573676
https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2014/8/13/1407944451109/aeef31a2-7ea1-4da3-b487-9ee240ca0d09-2060x1236.jpeg?width=1010&quality=85&auto=format&fit=max&s=ff8c415f80404db1f5a3498698c0744b
https://www.shutterstock.com/image-photo/big-bomb-money-hundred-dollar-bills-781568374
https://www.shutterstock.com/image-photo/panathenaic-stadium-kallimarmaro-athens-that-hosted-99072635
https://www.shutterstock.com/image-photo/athens-greece-september-30-2018-national-1259571457

6:
https://www.shutterstock.com/image-photo/chicago-il-oct-1-hancock-building-98217707
https://www.shutterstock.com/image-photo/john-hancock-tower-boston-3136109
https://www.shutterstock.com/image-photo/chicago-il-circa-march-2016-tilt-452620798
https://www.shutterstock.com/image-photo/chicago-illinois-usa-september-25-2015-589730927

5:
https://www.shutterstock.com/image-photo/queens-new-york-3-may-2015-412757278
https://www.shutterstock.com/image-photo/new-york-ny-usa-august-42013-254961892
https://www.shutterstock.com/image-photo/above-old-elevator-door-light-display-1059516902
https://www.shutterstock.com/image-photo/flushing-ny-september-8-citi-field-155297315
https://www.shutterstock.com/image-photo/lawyer-his-office-showing-document-text-189871757

4:
https://www.shutterstock.com/image-photo/las-vegas-nv-april-19-overlapping-145998779
https://www.shutterstock.com/image-photo/las-vegas-usa-9january15-vdara-hotel-299905817
https://www.shutterstock.com/image-photo/las-vegas-nevada-september-25-2014-253953445
https://www.shutterstock.com/image-photo/walkie-talkie-building-on-20-fenchurch-1155442072
https://www.shutterstock.com/image-photo/impressive-walkie-talkie-building-famous-skygarden-491615875
https://s1-ssl.dmcdn.net/CWDFU/x1080-wps.jpg

3:
https://carlosruanoengineering.files.wordpress.com/2016/10/tacoma01.jpg
http://www.antinews.gr/media/2011/03/katarreoun-i-mia-meta-tin-alli-oi-epituxies-tis-kubernisis.jpg
https://upload.wikimedia.org/wikipedia/commons/4/4e/Opening_day_of_the_Tacoma_Narrows_Bridge%2C_Tacoma%2C_Washington.jpg
https://upload.wikimedia.org/wikipedia/commons/thumb/e/e0/TopViewNarrows.jpg/1280px-TopViewNarrows.jpg

2:
https://upload.wikimedia.org/wikipedia/commons/f/ff/2006-06-07_840x1500_chicago_aon_building.jpg
https://www.shutterstock.com/image-photo/looking-top-aon-tower-chicago-2525005
https://upload.wikimedia.org/wikipedia/commons/9/95/2004-07-14_1880x2820_chicago_aon_looking_up.jpg
https://www.hottopics.ht/wp-content/uploads/2016/08/ct-aon-building-sold-0722-biz-20150721.jpg
https://www.shutterstock.com/image-photo/chicago-june-27-aon-center-skyscraper-230294665
https://www.shutterstock.com/image-photo/broken-granite-slab-418287292

1:
https://pixabay.com/photos/pisa-leaning-tower-unintended-tilt-1056568/
https://pixabay.com/photos/italy-pisa-leaning-tower-2822840/
https://pixabay.com/photos/pisa-italy-italia-baptistery-1064541/
https://www.shutterstock.com/image-photo/leaning-tower-pisa-tuscany-unesco-world-199826222
https://pixabay.com/photos/italy-leaning-tower-tower-of-pisa-1059861/
https://pixabay.com/illustrations/leaning-tower-of-pisa-italy-2164563/
https://www.pexels.com/photo/leaning-tower-of-pisa-italy-1144271/