As you can see, a lot of variables. The building code has changed a lot since the original was built, too-both with regard to strength and to child safety, so that increased cost about 100% over old-railings.
However, Europe and Asia are two different socio-political continents, ie, they are divided like that because the people who lived there have decided it to be that way. So in one way, it is one continent, and in another way, it is two.t's like comparing a banana to a head of lettuce, too different. The landmass of Europe and Asia does have a name, however: Eurasia. However, Eurasia is also joined to the continent of Africa (more specifically, Asia to Africa).
Europe history; 1000. Europe is a continent, the western part of Eurasia. It is not part of Asia, because of a traditional eastern boundary that includes the Ural Mountains in Russia and the Bosporus in Turkey, and from Africa by the Mediterranean Sea to Balkans. The Atlantic Ocean is to the west of Europe.