Help needed! what to see in Europe with kids

I am taking my two daughters to see Europe first time this summer, most likely flying into London and hop on Eurail. two weeks is about what I can afford. hm*cw[#O1x  
en F:>H4  
I have noticed that a number of you are from Europe, can you please offer some suggestions on how best to plan our trip? what will be interesting for girls around 10 years old? uC3:7  
)B# ,  
this is the initial list I am working off: Z8#Gwyinx  
%
dST6$Z  
london \2 y5_;O  
paris #R0A= !  
Rome Ih}1%Jq  
Venice FQz?3w&ia  
Florence ? V'Kgdj  
Viena I6!5Yj]O"  
Prague )D&M2CUw"f  
Berlin ? P>ceeoYQuA  
Zurich H)w(q^i  
Madrid ? ~PWSo%W8  
Lisbon ? >Esz iRm  
qa`- * 4m  
too aggressive? i_Re*  
Ycr3HLJy  
Thanks in advance