Opinions expressed by Entrepreneur contributors are their own. A bride-to-be is going viral after a series of TikTok videos exposed a secret door leading to a staircase in an Airbnb that she rented ...

Is there anything more magical and mysterious than a hidden doorway? It's the epitome of luxury to install one at home and will completely dazzle your guests—even if it hides nothing more than a spare ...

As technology in vehicles continues to trend toward science fiction, car doors have started to be integrated into the vehicles themselves for sleeker designs. Modern vehicles like the Tesla Model S ...