Yeah, South America is better for this kind of multi country, EZE-SCL-LIM-LAX for example.

In Europe there are several:
LHR-(BAH)-DOH
LHR-(AUH)-MCT
LHR-(BEY)-AMM
LHR-(BEY)-HBE
LHR-(BEY)-DAM
LHR-(BEY)-KRT
LHR-(AMM)-KRT

Europe to Asia:
LHR-(GYD)-FRU
LHR-(EVN)-TAS
BAH-(DXB)-HKG
HEL-(BKK)-SIN
HEL-(BKK)-HKG

Intra-Asia:
HKG-(BKK)-CMB
HKG-(SIN)-CMB
HKG-(BKK)-KHI
HKG-(BKK)-SIN
HKG-(BKK)-BOM
HKG-(SIN)-CGK
HKG-(TPE)-NRT/KIX/FUK/NGO
HKG-(TPE)-ICN

Probably some others I'm missing...