Notre Dame de Paris

https://en.wikipedia.org/wiki/Notre-Dame_de_Paris

https://www.notredamedeparis.fr/en

https://www.britannica.com/topic/Notre-Dame-de-Paris

https://www.friendsofnotredamedeparis.org/notre-dame-cathedral/

https://en.wikipedia.org/wiki/Notre-Dame_de_Paris#History

https://jfdatalinks.blogspot.com/search?q=Notre-Dame+de+Paris  

Basilique Notre-Dame de Montréal

"The church is located at 110 Notre-Dame Street West..." 
http://en.wikipedia.org/wiki/Notre-Dame_Basilica_(Montreal)

"The cornerstone was laid at Place d"Armes on September 1, 1824." 
http://en.wikipedia.org/wiki/Notre-Dame_Basilica_(Montreal)#History, 
http://www.flickr.com/photos/55062215@N05/6668502933 

http://jfdatalinks.blogspot.ca/2012/12/notre-dame-de-paris.html

Calgary, Denver and Dallas

Calgary can get as cold, or even colder than Denver at times. However, Calgary can get almost as hot as Dallas during the summer.

"...the Denver City Town Co. was organized on Nov. 22, 1858..." 
http://www.denverpost.com/denver150/ci_11027566

http://en.wikipedia.org/wiki/Denver#History, http://en.wikipedia.org/wiki/William_Larimer,_Jr.

http://en.wikipedia.org/wiki/Auraria,_Denver

http://www.coloradodirectory.com/maps/denver.html

http://doubtfulnews.com/2011/12/conspiracies-abound-at-the-denver-airport-and-all-around

http://doubtfulnews.com/2013/02/remarkable-but-bizarre-icon-in-denver-at-risk/

https://jfdatalinks.blogspot.com/search?q=Denver

android-phones-vs-the-iphone

http://www.techrepublic.com/blog/10things/10-things-android-phones-do-better-than-the-iphone/1131

York England and New York USA

The City of York & New_York_City:
http://en.wikipedia.org/wiki/York_Minster,
http://en.wikipedia.org/wiki/York_Minster#Architecture_of_the_present_building,
http://en.wikipedia.org/wiki/York_city_walls,
http://www.sacred-texts.com/nos/091101.htm
Both the old York & the New York would become known for their twin towers.
http://en.wikipedia.org/wiki/Lower_Manhattan

http://en.wikipedia.org/wiki/Statue_of_Liberty#Construction_in_France

p...

http://en.wikipedia.org/wiki/Portal:Greater_Los_Angeles

worlds-second-tallest-building-opens-to-much-jubilation

http://curbed.com/archives/2012/05/23/worlds-second-tallest-building-opens-to-much-jubilation.php

Urban Underground facilities

http://en.wikipedia.org/wiki/Underground_city ,

https://en.wikipedia.org/wiki/Underground_city#Japan 

http://en.wikipedia.org/wiki/London_Underground ,
http://www.tfl.gov.uk/modalpages/2625.aspx , http://www.tfl.gov.uk/gettingaround/1106.aspx

https://en.wikipedia.org/wiki/Underground_city#North_America ,
http://en.wikipedia.org/wiki/Underground_City,_Montreal

https://en.wikipedia.org/wiki/Cities_of_the_Underworld , 

https://en.wikipedia.org/wiki/Utility_tunnel

https://jfdatalinks.blogspot.com/search?q=UTL , 
https://jfdatalinks.blogspot.com/search?q=UTDL

Titanic 2

www.theaustralian.com.au/business/clive-palmer-looks-to-build-new-titanic/story-e6frg8zx-1226342457309,
www.mirror.co.uk/news/uk-news/titanic-ii-to-be-built-by-australian-billionaire-812014, www.irishtimes.com/newspaper/breaking/2012/0430/breaking11.html, http://www.bbc.co.uk/news/world-asia-17890754, http://www.mirrorcollection.co.uk/products/details/titanic/hundred-years-of-the-titanic-and-liverpool/

Crossrail and Thameslink

http://en.wikipedia.org/wiki/Crossrail#Design

http://en.wikipedia.org/wiki/Thameslink#Thameslink_Programme_.28Thameslink_2000.29

http://www.bbc.co.uk/news/uk-17365934 http://www.crossrail.co.uk/

http://www.railway-technology.com/projects/crossrail/