How tall is the Old Faithful eruption in humans?

The Old Faithful eruption is 40 m tall, the same as 23.5 average adults (1.70 m) stacked head to toe.

Yellowstone's geyser erupts about every 90 minutes.

Measured from the ground to the very top. Source.

Things about the same size

• 🦸 Ultraman 23.5 humans
• 🚂 Big Boy steam locomotive 23.8 humans
• ✈️ Boeing 737 23.2 humans
• 🔭 Extremely Large Telescope mirror 23.1 humans
• 🏛️ India Gate 24.7 humans
• ✈️ Airbus A320 22.1 humans

More nature

• 🧊 Largest hailstone 0.12 humans
• 💧 Skógafoss 35.3 humans
• 🪨 Rock of Gibraltar 251 humans
• 🧙 Brocken 671 humans
• ⛰️ Mount Kosciuszko 1,311 humans
• 🏔️ Mount Erciyes 2,304 humans
• 🏔️ Aconcagua 4,095 humans
• ☄️ Halley's Comet nucleus 8,824 humans