
Hardoi: A man in Uttar Pradesh's Hardoi built an underground two-storeyed house in a span of 12 years. The architectural marvel has 11 rooms, a mosque, stairs, a gallery, and a drawing room.

Hardoi: A man in Uttar Pradesh's Hardoi built an underground two-storeyed house in a span of 12 years. The architectural marvel has 11 rooms, a mosque, stairs, a gallery, and a drawing room.