Angkor Wat in Cambodia:
Built between roughly A.D. 1113 and 1150, and encompassing an area of about 500 acres, one of the largest religious monuments ever constructed. Its name means “temple city.”
Lawndale Theater in Chicago :
The Lawndale Theatre opened October 19, 1927. In 1961 legend holds that a gang leader was shot dead in the main staircase. The Lawndale closed. In 1964 it reopened as a church, and remained as such for 40 years, until its closure in the early 2000s.
El Hotel del Salto in Colombia:
The hotel was first built in 1923 as a residential mansion for well-to-do architect Carlos Arturo Tapias. By 1928, an addition had been built and it was formally opened as the elegant Hotel Del Salto to much fanfare with hopes of capitalizing on tourism to Tequendama Falls.
The Tunnel of Love in Ukraine:
In addition to serving as a train route, the tunnel is used by lovers to make a wish – it is said that if they are sincere in their love, their wishes will come true.
North Brother Island near New York City, New York:
North Brother Island, located on the East River between the Bronx and Riker’s Island, is an island with a fascinating and tragic history.
Information from : https://www.buzzfeed.com/awesomer/the-33-most-beautiful-abandoned-places-in-the-world?utm_term=.alw6Q8r5j#.arAGv9ymR