The phrase "a vast theme" is correct and usable in written English.
It can be used to describe a topic or subject that is broad, extensive, or encompassing a wide range of ideas or concepts.
Example: "The novel explores a vast theme of love and loss, touching on various aspects of human relationships."
Alternatives: "a broad theme" or "an expansive theme".
VALENCIA, SPAIN — A vast theme park south of this coastal city is called Terra Mitica, or mythical land.
The history of asylums is a vast theme, of course, but this exhibition fails to make sense of it.
The Dubai MotorCity circuit forms part of Dubailand, which was to be a vast theme park stretching into the desert, featuring Tiger Woods's first golf-course design.
Despite an agreement signed with local authorities at Sintra in Portugal, a plan to build a vast holiday theme park has yet to materialise.Recently, a golf club and much of the Halls' remaining land at Wynyard have been sold off for about £11.5m.
In its sequel, Rugrats in Paris: The Movie, released in 2000, the central setting is located at a vast Reptar theme park in France called "EuroReptarland," similar to Disneyland Paris, which features a stage production with a robotic Reptar created by Stu.
Racing round Universal's two vast theme parks – Islands of Adventure and Universal Studios – was hungry work, and eating proved expensive – $2 for an apple, $10 for a roast- turkey drumstick.
Time and again while running Disney's vast theme park operation, Mr. Staggs, 54, proved he understood how crucial it was that generations of consumers continued to feel a primal connection to the company.
Campers rough it in tents and hexayurts, but also raise vast theme camps.
Since 2009, the circuit opened a vast, racing-theme shopping mall and amusement park ride, in addition to the indoor go-karting that had been there.
The books, said chair of judges William Fiennes, "explore vast themes - time, loss, belonging, war, solitude, marriage and family, the making and the mystery of art - with amazing vitality and grace.
We stroll through the gardens into a vast, Chinese- themed, tented dining room designed, once again, by Dante Ferettitti and built especially for the evening--complete with tufted ceilings, palm trees and lacquered red and black walls, recreating the exotic glamour of Shanghai in the 1920s.
