For thousands more questions and answers take a trip through the dusty corridors of the Knowledge archive.
One teacher told the Observer: "Girls hitching up their skirts is not new, but it is getting worse, and the skirts are getting so high that male teachers are constantly saying they are embarrassed by the sight of female underwear in the corridors and especially on the stairs".
For the first time, the region's old guard, including Iranian President Mahmoud Ahmadinejad, the Palestinian leader Mahmoud Abbas, and Israeli prime minister Benjamin Netanyahu, will cross paths in the UN corridors with the region's new leaders, including Egypt's Mohamed Morsi and Libya's Mohammed Magarief.
"Houston is significant for the highway corridors that make up Houston, I-45 and I-10.
Two decades after I left the drama of its corridors, I still dream about school.
As night draws in, the building takes on a different quality: the wards are hushed; the endless corridors feel almost eerie.
Looking back to 2001, a cultural movement blamed the Columbine massacre on the music of Marilyn Manson and the video game Doom, where "players take on the role of a lone space marine stalking corridors and shooting creatures with a variety of weapons".
While the facility is immaculate, with a large outdoor area and spotless corridors, those sheltering here are not allowed to go outside or use mobile phones.
And on 7 May, we will make sure that Scotland's voice is ringing through the corridors of Westminster more loudly than it has ever done before," she proclaimed, to roars of approval.
Mirrored corridors and heavy wooden doors lead to a wine bar on the upper levels, and there's a food hall in the entrance area.
You pass a banqueting hall, a mayor's parlour, committee rooms and reception rooms, until you reach a tiny office in which crouches the genial figure of Sir Howard Bernstein, like a spider in a gothic web of corridors, exuding power.
