Madrasah (a religious school) with kids running around the playground. Further out there are ultra-modern high rise government buildings.
The city reminds me of some parts of Brisbane, with the tropical heat and lush plant growth. The city is built on a flood plain, with some traditional buildings on pylons out over the water. There are modern concrete towers interspersed with wood and corrugated iron long houses.
ps: For more on energy in Indonesia, see: Greening Indonesia's Energy by Paul Burke, ANU.