LHR European destinations:
AMS;ATH;BCN;BSL;BEG;
TXL;BRN;BIO;BRU;OTP;
CPH;ORK;DUB;DUS;FAO;
FRA;GVA;HAM;HEL;LCA;
LIS;LYS;MAD;AGP;LIN;
MXP;DME;MUC;MCE;OSL;
CDG;PRG;FCO;LED;SNN;
SOF;ARN;STR;TNG;VIE;
WAW;ZRH
Again, I may have missed some destinations. Do North Africa, Turkey and former Soviet Republics (west of the Urals) count as being European destinations?