The simple task of breaking a large vertical gap into smaller vertical gaps known as steps is done by a flight of stairs, also known as stairway, staircase, stairwell, or just stairs. We wouldn’t be able to reach the tops of buildings without stairs, or structures would be much smaller. The Niesenbahn service stairs near spiez, Switzerland, holds the record for the longest stairwell according to the Guinness World records. Around a mile’s worth of steps make up its 11,674 total!