Harry Potter and the Half-Blood Prince was filmed in London & Weymouth in the United Kingdom and in Ireland.
Cave Entrance
In movie
Scene where Dumbledore takes Harry to the cave with the horcrux in it.
Real
Hagrid's Hut
In movie
Scene where Harry comes upon Hagrid who is standing over the corpse of one of the giant spiders. Later, Harry chases after Snape, Draco, and Bellatrix as they flee the school.
Real
Hogwarts (corridor)
In movie
Scene where Harry talks to Professor McGonagall in the middle of a crowded hallway at the start of the year. Harry spies on Snape talking sharply to Draco at night.
Real
Scene was shot Originally known as the Cathedral Church of St. Peter and the Holy and Indivisible Trinity, Gloucester Cathedral was constructed between 1089 and 1499 in a wide variety of Romanesque and Gothic styles due to its various additions built over the centuries.
Gloucester
Cathedral Church of St. Peter
The Burrow
In movie
Scene where Death Eaters attack the Burrow after Harry arrives and it is burned to the ground.
Real
Millennium Bridge
In movie
Scene where Death Eaters destroy the pedestrian bridge.
Real
Scene was shot The Millennium Bridge is a pedestrian span linking Bankside in front of the Tate Modern to the City of London. The bridge originally opened in 2000, but after experiencing heavy vibrations on opening day it was immediately closed down and didn't reopen until two years later after the installation of viscous fluid dampers to mitigate the problem. The bridge features a distinctive suspension design with the cables running underneath the walking surface due to height restrictions and to avoid blocking the view of St. Paul's Cathedral.
London
Horace Slughorn's Cottage
In movie
Scene where Albus Dumbledore brings Harry to the house where Professor Slughorn is hiding to introduce them and convince the professor to teach at Hogwarts.
Real
Scene was shot at Cantucks House is not just a house, but an architectural monument, built around 1700, not only the house but also part of the garden fence is listed as an architectural heritage site. It was used as the home of a Lacock priest until 1866.
Chippenham
Budleigh Babberton
In movie
Scene where Albus Dumbledore transgresses with Harry to a small Muggle village to find Horace Slughorn.
Real
Scene was shot on the streets of the small village of Cantucks Hills in the west of England, near Bristol.
Chippenham
Cafe at the railway station
In movie
Scene where Harry is in a cafe flirting with the pretty waitress when he sees Doubledore beckon him from across the train tracks.
Real
Scene was shot On the platform of Serbiton railway station in London.
London
Surbiton
Office Building
In movie
Scene where Muggles see portents in the sky outside their office building.
Real
Scene was shot The London City Hall is the headquarters of the Greater London Authority which administers over the 32 boroughs and the City of London. The City Hall was opened in 2002, two years after the GLA was formed, and designed by Norman Foster in the neo-futurism style with a glass bulbous shape. The main atrium contains a 500-metre helical walkway that ascends all ten stories with the council chamber at the bottom visible from anywhere in the atrium.
London
Hogwarts (library)
In movie
Scene where Hermione and Harry discuss Professor Slughorn's upcoming Christmas party.
Real
Scene was shot The University of Oxford's Divinity School was constructed between 1427 and 1483 in the Perpendicular Gothic style and is the oldest purpose-built structure on the university. On the upper floor is the Duke Humfrey's Library which is part of the Bodleian Library, the main research library at the university.
Oxford