Belur is a small town with one extraordinary reason to visit: the Chennakeshava Temple, one of the finest surviving works of Hoysala architecture. The temple was commissioned in 1117 CE by King Vishnuvardhana and is now part of UNESCO's Sacred Ensembles of the Hoysalas, along with Halebidu and Somanathapura.
The joy of Belur is in the detail. Soapstone walls carry dancers, animals, gods, musicians, battle scenes, and miniature architecture, all carved with a fineness that rewards slow looking. The temple is still active, so the experience is not just archaeological: bells, priests, pilgrims, and school groups move through the same courtyards as art historians and camera-heavy travellers.
Belur combines naturally with Sravanabelagola, Halebidu, and Hassan. Stay in Hassan if you want more transport options, or use Belur as a quieter base if your main aim is to spend time with the temples rather than rush through the circuit in one long day from Bangalore.