Westminster Abbey
SW1P 3PA, London, 20 Deans Yd 
Westminster Abbey is not only a cult building, but also a treasury, among the riches of which are masterpieces of painting, monumental and applied art, amazing fabrics, tapestries and rare beauty of church utensils.
London's Southwark Cathedral
London, London Bridge 
At the current level of science, it's strange, but it's still unknown how much the cathedral really is. Opinions differ - someone considers the moment of its foundation the 7th century, someone 9th century, and someone argues with both, and with others. The reason is simple: the cathedral is so old that there is no data.
St. Paul's Cathedral in London
EC4M 8AD, London, St Paul's Churchyard 
At the highest point in London, on Langate Hill, is the Cathedral of St. Paul (St. Paul). This largest Anglican church in Europe is the residence of the bishop of London. The date of the opening of the cathedral is October 20, 1708, but it was the fifth cathedral built on this site.
London's temples and cathedrals are those places where you can study the history of England . This is particularly true for Westminster Abbey - here crowned all the British kings since the Wilhelm Conqueror . And in these same walls the monarchs found their last shelter . In 2011, millions of people around the world watched the wedding ceremony of Prince William and Kate Middleton, with bated breath, which went here . In a word, to refuse to visit the abbey, being in London, would be an unforgivable mistake .
In 2011, millions of people around the world watched the wedding ceremony of Prince William and Kate Middleton with bated breath, which was held in Westminster Abbey.
As well as it is impossible not to visit St. Paul's Cathedral, the main cathedral of the whole of Great Britain. Its grandiose dome is depicted on postcards and guide pages, and thousands of tourists aspire to climb to the very top of the cathedral on a narrow staircase and enjoy the panorama of the city.
Examples of English Gothic architecture are in London, Westminster Abbey and Southwark Cathedral, under Maria Tudor, Anglicans.
There are churches in London and not so "popular", but no less interesting. Thus, the Temple Church is one of the oldest in London, the temple of the Knights Templar. The All Saints Church, standing on the banks of the Thames in the Fulham region, is striking by its venerable age - it is more than 900 years old. In the church of St. Paul in Covent Garden, among other memorable plaques and bas-reliefs, you can find a monument to the unique Charlie Chaplin. And the Church of St. Martin in the Fields is known for its large help center for those in need.
In general, if there is even a small church or chapel on your way in London - look inside, for sure, she will find something to surprise you.