Tech Insider

Pedal harps can cost $70,000 — far more than lever harps, which cost $2,000 to $9,000. At first glance, a pedal harp looks like a simple frame with a row of strings. But there are complicated mechanisms inside that musicians use to change notes. At Camac Harps in France, every harp is carved and assembled by hand.

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Editor's Note: In the video we say spruce is used for the bottom of the guitar, but Martin Guitars typically uses rosewood for bottoms.

Martin acoustic guitars are some of the most popular and well-known high-end acoustic guitars in the world.