Thimphu's nightlife is relatively subdued compared to other capital cities.  However, you'll find cozy pubs with live music and local Bhutanese entertainment.  Several hotels have casinos if you're looking for a flutter.  For a cultural experience, visit a local archery competition held in the evenings, offering a glimpse into Bhutanese traditions. Four Wheel Drive India can recommend lively pubs and cultural events based on your interests.