Some of these altars are in big, famous churches. Other are in small churches that are only locally known. But all of them are beautiful.
[See also: 21 Absolutely Breathtaking Church Ceilings from Around the World]
You can click on any image to enlarge it.
Enjoy!
1) St. Stephen’s Cathedral – Vienna, Austria
![Tjflex2 / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/5267464008_9420259749_b-1024x768.jpg)
2) St. Sava Serbian Orthodox Cathedral – New York City, NY
![Kent G Becker / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/8172088020_44d1f12a52_k-1024x758.jpg)
3) Basilique Notre-Dame – Montreal, Canada
![Doug / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/96093753_f7b9043796_o-1024x680.jpg)
4) St. Stephens Basilica – Budapest, Hungary
![Miroslav Petrasko / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/8525012340_f98fcf2257_o-1024x683.jpg)
5) Saint Cecilia’s Church – St. Louis, MO
![Jeff Geerling / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/2995496491_539aee462c_o-1024x664.jpg)
6) Iglesia de Santa María Magdalena – Mondéjar, Spain
![Marc / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/3772945481_66f767af68_o-1024x1024.jpg)
7) St. Francis Xavier Church – Amsterdam, Netherlands
![Tina Monumentalia / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/9315213870_98aeb1ee15_k-1024x683.jpg)
8) Saint Patrick’s Catholic Church – New Orleans, LA
![Phil Roussin / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/8343859832_c2cbb17615_o-1024x706.jpg)
9) St. Pierre Church – Avignon, France
![John Kroll / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/15199171167_5725a1838e_k-768x1024.jpg)
10) St. Francis Xavier Catholic Church – New York City, NY
![Kent G Becker / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/9389614298_9190b4c28f_k-1024x767.jpg)
11) St. Francis de Sales Oratory – Saint Louis, MO
![Phil Roussin / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/7543922312_c845975758_k-732x1024.jpg)
12) St. Peter’s Basilica – Vatican City
![Isna On/Off / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/2687707245_e4fa72455e_o-e1428951395292-768x1024.jpg)
13) St. Turibius Chapel – Columbus, OH
![Steve Grant / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/13649665445_1b7a23d636_k-1024x681.jpg)
14) St. Jean Baptiste Catholic Church – New York City, NY
![Kent G Becker / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/8416044414_0329aa1c23_k-1024x765.jpg)
15) St Augustine’s Church – London, U.K.
![David Iliff / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/16498535041_3abe82abdd_k-861x1024.jpg)
16) Mission Basilica San Juan Capistrano – San Juan Capistrano, CA
![Pamla J. Eisenberg / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/3545577746_47d6211455_o-771x1024.jpg)
17) Basilica del Santisimo Sacramento – Buenos Aires, Argentina
![Benjamin / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/9301778573_cf71b8fd18_k-1024x683.jpg)
18) Catedral Basílica Notre-Dame – Ottawa, Canada
![Márcio Cabral de Moura / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/5756101939_661c846704_o-1024x684.jpg)
19) St. Thomas Church – New York City, NY
![Kent G Becker / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/8105152022_0ef865b79e_k-924x1024.jpg)
20) Cathedral of St. Paul – St. Paul, MN
![domesticat / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/4955539352_1e228d29cd_b-1024x685.jpg)
21) St. Nicholas Ukranian Greek Catholic Church – Chicago, IL
![seanbirm / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/13907809752_2076e73332_o-1024x678.jpg)
22) St. John Cantius Catholic Church – Chicago, IL
![DrMartinus / Flickr](https://www.churchpop.com/content/images/wordpress/2015/04/16195379735_dd4ddc2eef_k-1024x683.jpg)