Clues:

1. A family of goblins was killed here by Voldemort during the Dark Lord's first reign of terror.
2. A prison which once held one of the wizarding world's most famous dark wizards.
3. A Quidditch team from this town lost in the European Cup final of 1956.
4. A street in Clapham where one of the Order of the Phoenix lived.
5. A witch named Modesty Rabknott lived here some centuries ago.
6. According to Gilderoy Lockhart, he saved the people of this town from a series of attacks.
7. Apparently a good hiding place if Sirius Black is trying to attack your portrait.
8. Back in Harry's first year, he noticed posters for the football team from this part of London on one of his friend's walls.
9. Cho Chang supports a Quidditch team from here.
10. Cormac McLaggon went nogtail hunting here once.
11. Frank Bryce was held in a police station here.
12. Harry noticed that there were representatives from the witches institute here when he was at the Quidditch World Cup.
13. Harry's second favourite building in the world!
14. Hermione has been on holiday to this French town, and Hagrid has also visited the same area.
15. Hermione sent her memory-modified parents here to keep them safe.
16. Home to some Peruvian tree-skimming Quidditch players.
17. Home town of the Quidditch team that often wins the French league.
18. Ignotus Peverell is buried here.
19. Madam Marsh's destination on Harry's first Knight Bus trip.
20. Privet Drive, Magnolia Crescent and Wisteria Walk can all be found here.
21. Recently defeated the Welsh team in a Quidditch World Cup match.
22. Reguritating toilets were found here and in Wimbledon, before popping up in Bethnal Green.
23. South American nation whose Quidditch team have made it to the quarter finals of the World Cup in the last century.
24. Swedish town which has been the starting place of a flying event for over 1,000 years.
25. The Harpies and Catapults are two Quidditch teams from this country.
26. The Hippocampus is usually found in this body of water.
27. The Meteorites Quidditch team hail from here.
28. The referee in the Quidditch World Cup Final is from here.
29. The Weasleys and Diggorys bumped into each other here before the Quidditch World Cup.
30. There's a permanent task force for the International Confederation of Wizards in the mountains here.
31. Tibbles, Snowy, Mr. Paws, and Tufty live here.
32. We first get introduced to Rufus Scrimgeour by Cornelius Fudge here.
33. When he was young, Albus Dumbledore's family lived here.