So if Wu was spotted in Yogya airport then this would be either there or in Banyuwangi right? 

 Clearly looks like a National Park entrance maybe? SO more rural seems possble.
But would that mean Taiwan was skipped?  

Leg 1 : Jakarta, INA   

Leg 2 : Yogyakarta, INA
Leg 3 : Singapore, SIN 

Leg 4 : Kuala Lumpur, MAS 

Leg 5 : Ho Chi Minh city, VNM 

Leg 6 : Manila, PHI 

Leg 7 : Taipei, TPE
Leg 8 : Bandung, INA 

Leg 9 : Banyuwangi, INA
Leg 10 : Bali, INA