Penguinarium
{{short description|Enclosed area for penguins}}
File:Penguinarium, Zoo Prague.jpgs in Prague Zoo]]
A penguinarium is a vivarium for penguins intended to simulate aspects of their natural environment.{{cite web | url = http://www.hourdetroit.com/Hour-Detroit/June-2013/A-Really-Cool-Plan/ | title = A Really Cool Plan: Detroit Zoo unveils plan to build new $20-million penguin exhibit | first = R.J. | last = King | date = June 2013 | accessdate = 16 September 2013 | publisher = Hour Magazine}}
Penguinariums date back at least to 1968, when the Detroit Zoo opened the first in North America and possibly the world.{{cite book|last=Domm|first=Robert W.|title=Michigan Yesterday & Today|year=2009|publisher=Voyageur Press|isbn=978-1-61673-138-0|page=102}}{{cite news | url = https://www.theguardian.com/world/2013/sep/18/detroit-zoo-penguin-center-plans | title = Detroit zoo floats plan for $21m 'Penguinarium' to open in 2015 | work = The Guardian | date = 18 September 2013 | accessdate= 19 September 2013 | agency = Associated Press in Royal Oak}} The Detroit penguinarium was expanded in 2015 with a US$21 million overhaul funded in part by a US$10 million donation, the largest in the zoo's history, from a single donor. In April 2016, the Polk Penguin Conservation Center opened at the Detroit Zoo becoming the world's largest penguinarium.{{cite web | url =https://www.freep.com/story/news/local/michigan/oakland/2016/04/13/detroit-zoo-penguinarium/82973622/|title=Detroit Zoo gives 1st look inside new penguin home |work =Detroit Free Press|date=13 April 2016|accessdate = 17 March 2022}} However, the exhibit temporarily closed in 2019 for waterproofing repairs as the penguins were moved back into the 1968 exhibit. The conservation center reopened on February 14, 2022.{{cite web | url =https://www.freep.com/story/news/local/michigan/oakland/2022/02/14/detroit-zoo-penguin-conservation-center/6783223001/|title=Detroit Zoo reopens penguin exhibit for the first time since 2019 |work =Detroit Free Press|date=20 February 2022|accessdate = 17 March 2022}}
As of 2005, the world's second largest penguinarium was located on the Spanish island of Tenerife, where twelve tons of artificial snow were generated daily for the penguins at Loro Parque aquarium.{{cite web | url = http://www.hellomagazine.com/travel/2005/07/25/clintontenerife/ | title = Bill Clinton Aims for a Birdie in the Canaries | work = Hello Magazine | date = 25 July 2005 | accessdate = 19 September 2014}}