Westminster Cathedral
The site on which the cathedral stands in the City of Westminster was purchased by the Diocese of Westminster in 1885, and construction was completed in 1903. Westminster Cathedral is the largest Catholic church building in England and Wales and the seat of the Archbishop of Westminster.
Palace of Westminster
The exterior of the Palace of Westminsterespecially the Elizabeth Tower which houses the bell known as Big Ben, and its setting on the bank of the River Thames—is recognised worldwide, and is one of the most visited tourist attractions in London. Tsar Nicholas I called it “a dream in stone”. The United Nations Educational, Scientific and Cultural Organization (UNESCO) classifies the Palace of Westminster, along with neighbouring Westminster Abbey and St Margaret's, as a World Heritage Site. It is also a Grade I listed building.