The phrase "a hidden area" is correct and usable in written English.
You can use it to describe a location or space that is not easily visible or accessible, often implying secrecy or concealment.
Example: "The explorers stumbled upon a hidden area deep within the forest, filled with ancient ruins and untouched nature."
Alternatives: "a concealed space" or "an obscure location."
The city's chief archivist and a security detail opened a series of locked doors, and descending a stairway with flashlights, revealed a hidden area.
Suárez, who has been forced to train alone in a hidden area of Catalonia, can also now, belatedly, be presented as a Barcelona player when the club take on Mexico's Club León in a pre-season friendly at Camp Nou.
Cooling towers are generally arranged in a hidden area, since it is necessary to consider the appearance and space of the building, as well as to avoid the effects of running noise in the surroundings.
On the Chirp page, there is also a hidden area that teaches you how to make Magical Origami Chirp Birds, if you're into that sort of thing.
As you roam inside the bachelor pad, you may notice that a dark tunnel gives you access to a hidden area.
A hidden area has recently been discovered and ancient drawings/markings are now available to be viewed and studied.
Note: A 3percentt solution of hydrogen peroxide (which is what's available at most drugstores) should work on most carpets, but always test it on a small, hidden area of your carpet before cleaning a stain.
"It's a very hidden area, that's the charm," Ms. Carillo said of East Island, describing it as "a heavenly retreat".
Look around for a good, hidden area to build your hideout in.
Test the solution first on a small hidden area of the furniture.
Whatever you do to care or clean your leather jacket always test anything you intend to apply to the skin in a small hidden area of the jacket first, this will make sure you are aware of any adverse effects the product will have on your leather jacket before it's too late.
