: The man disappeared without ever asking for payment or revealing his identity. Modern engineers still marvel at the design, which was built without nails—only wooden pegs—and uses a type of spruce not native to New Mexico. Modern Buying Stories & Considerations
In the late 1800s, sisters at the Loretto Academy found their newly built chapel lacked a way to reach the choir loft. Carpenters claimed a staircase would take up too much room in the small space and suggested a ladder instead.
: He worked in isolation for months, constructing a 20-foot tall structure with two complete 360-degree turns and no visible center support.