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Fortresses That Never Needed a Nail

Splendor of Travel in Bhutan

Splendor of Travel in Bhutan
Fortresses That Never Needed a Nail
Jun 19, 2026 Season 2 Episode 2
Travel Expert

Bhutan's Dzongs – Fortress-Monasteries Built Without a Single Nail

Bhutan's dzongs are extraordinary fortress-monasteries built without nails, cement, or blueprints. Constructed with interlocking timber joinery and rammed earth walls, these 17th-century structures grow stronger with age. Zhabdrung Ngawang Namgyal established them as the spiritual and administrative heart of Bhutan—a tradition that continues today. Among the most remarkable are Paro Rinpung Dzong, Punakha Dzong (designed from a dream), and Trongsa Dzong, the "sleeping dragon." Visitors experience living history—monks, judges, and officials sharing courtyards. Dress codes apply, shoes must be removed in temples, and movement is clockwise. These are not ruins—they are Bhutan, alive and breathing.