A lot of men and women, when planning their holidays, they usually select 1 country or city they are going to visit. Nevertheless, another great idea for your holiday is to visit 2 totally different cities in completely different countries.
There are plenty of different options for that, depending pm what you like as well as what you are a fun of. For instance, if you are a fun of history of the World War II, it might be a very good idea to divide your holiday into two short trips in Prague as well as in London. Thanks to this, you will be able to see different perspective on the same historical moments. In Prague, you will have a chance to see and understand how the Second World War looked the in the Central Europe (http://lot.com/airline-tickets/flights-to-london). E.g., you will be able to visit the incredible Jewish Museum, and understand how holocaust happened in this part of Europe. Later, you can take flights from Prague to London to see how the Second World War was perceived and dealt with in the other part of Europe. Such holiday is a truly educational experience.
However, it is substantial to emphasize that it is just an example. Instead of booking flight tickets to London, you might as well take cheap flights to Munich (sell), and see how the World War II was perceived as well as dealt with in 1 of the German cities. There are many amazing sites and museums which present issues connected with it. For instance, there is a newly opened museum of the History of National Socialism.
There, you will have a chance to become familiar with the origins of the National Socialists, as well as to understand the roots of anger that had created this atmosphere for this extremisms as well as anger toward minorities and other countries. Additionally, you will be able to see as well as understand the devastation of the city during the World War II.