The Haiku Stairs were built in 1942 by the US Navy after Pearl Harbor. Two men, Bill Adams and Louis Otto, took just 21 days to stake out the path by pounding iron spikes into the cliff face. The Navy ...

Plus, who doesn't have a set of stairs handy? This move not only adds an interesting challenge to your routine but also allows you to vary the intensity of the exercise depending on the step you ...

His design, called the “revolving stairs,” was quite speculative ... It opened in the 1920s but was retrofitted with metal steps in the 1990s. You can see it below from — not kidding ...

Stair spindles are a part of a staircase that help to provide safety and support. They’re often customisable and can come in wood and metal forms. While functional, they can play a key role in ...