Question: When was the statue of Liberty founded as a UNESCO World Heritaige Site?
About the article "Statue of Liberty", section "Inscriptions, plaques, and dedications".

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There are several plaques and dedicatory tablets on or near the Statue of Liberty.
A plaque on the copper just under the figure in front declares that it is a colossal statue representing Liberty, designed by Bartholdi and built by the Paris firm of Gaget, Gauthier et Cie ("Cie" is the French abbreviation analogous to "Co.").
A presentation tablet, also bearing Bartholdi's name, declares the statue to be a gift from the people of the Republic of France that honors "the Alliance of the two Nations in achieving the Independence of the United States of America and attests their abiding friendship."
There is a tablet placed by the New York committee that commemorates the fundraising done to build the pedestal.
The cornerstone also bears a plaque placed by the Freemasons.
In 1903, a bronze tablet that bears the text of "The New Colossus" and commemorates Emma Lazarus was presented by friends of the poet.
Until the 1986 renovation, it was mounted inside the pedestal; today it resides in the Statue of Liberty Museum in the base.
It is accompanied by a tablet given by the Emma Lazarus Commemorative Committee in 1977, celebrating the poet's life.
A group of statues stands at the western end of the island, honoring those closely associated with the Statue of Liberty.
Two Americans—Pulitzer and Lazarus—and three Frenchmen—Bartholdi, Laboulaye, and Eiffel—are depicted.
They are the work of Maryland sculptor Phillip Ratner.
In 1984, the Statue of Liberty was designated a UNESCO World Heritage Site.
The UNESCO "Statement of Significance" describes the statue as a "masterpiece of the human spirit" that "endures as a highly potent symbol—inspiring contemplation, debate and protest—of ideals such as liberty, peace, human rights, abolition of slavery, democracy and opportunity."
The site was inscribed by UNESCO as a World Heritage Site in 2011 as a part of the "Ancient Villages of Northern Syria" listing. 
The Statue of Liberty is a colossal statue in New York harbor.
The Statue of Liberty may also refer to: "The Statue of Liberty" (film) "Statue of Liberty" (song) Statue of Liberty (Mytilene), Greece Liberty Statue (Budapest)  
The concept of liberty was a prominent theme of the episode, as seen through the use of the Statue of Liberty and the episode's title. 
Circle Line Downtown was established by President J.B. Meyer, third generation owner and operator of the family that founded the company and Circle Line Sightseeing Cruises brand.
In 1953, Frank Barry, Gerald O'Driscoll, Helen Mitchell, William Moran, and Frank Clair founded Circle Line, the nautical sightseeing operation, providing cruises which circled Manhattan.
The company's fleet was then a collection of modified craft, including surplus landing crafts from World War II, retired Coast Guard cutters, and private yachts.
Operating as Circle Line-Statue of Liberty Ferry, Inc., this offshoot was contracted by the United States Department of Interior National Park Service to provide exclusive ferry service to both Liberty Island and Ellis Island in 1954.
In 1982, the company collectively known as Circle Line split into two separate entities, Circle Line Sightseeing at 42nd Street and Circle Line-Statue of Liberty Ferry, Inc. Meyer and Moran soon came to head Statue of Liberty Ferry.
Operating out of Battery Park, Circle Line-Statue of Liberty Ferry, Inc. ran service to Liberty and Ellis Islands until 2008, when the franschise was awarded to Statue Cruises.
After the September 11, 2001 attacks, Meyer and Moran, sought to lend a hand in the revitalization of lower Manhattan.
The two founded Circle Line Harbor Cruises, LLC., known in the global tourism community as Circle Line Downtown in 2004.
On November 3, 2008, New York Water Taxi, a water taxi company operating in New York City area announced that they had purchased the Circle Line Downtown company.