The phrase "a vast array of activities" is correct and usable in written English.
You can use it to refer to a wide variety of activities available at a particular place or to activities that someone has taken part in. For example: The camp offered a vast array of activities, including rock-climbing, hiking, and canoeing.
Yet click on the website of your local council these days, and there before you is a vast array of activities and responsibilities.
The analysis of my own encumbered steps brought to mind one of the key precursors to the cinema, the analytical, stop-motion serial photography of Eadweard Muybridge, who tried to find out whether all four of a galloping horse's hooves leave the ground at the same time, and ended up deconstructing a vast array of activities, including mere walking.
At Gettysburg we provide our students with high quality dining; access to cultural events, speakers, and fitness facilities; and the opportunities to participate in a vast array of activities.
Why You Should Stay: Minaret Station's luxury Alpine Lodge is accessible only by helicopter (so you know it's exclusive) and gives you access to a vast array of outdoor activities, such as hunting and fishing.
The compelling story, huge environment and vast array of activities set a benchmark for the gangster adventure genre that took many years to surpass.
Organisms possess a vast array of epigenetic mechanisms that suppress TE activity [ 37].
Next, to test of the biological activities of a vast array of these compounds, we reacted compound 3 with the appropriate hydrazonoyl chlorides 10a d [38], under the same experimental conditions, which gave the corresponding 1,3,4-thiadiazole derivatives 12a d (Scheme 2).
A vast array of novel inhibitors, with a broader range of activity, is becoming available for clinical testing.
CaM sits at the epicenter of Ca2+ signaling, modulating the activity of a vast array of target proteins throughout the cell (Persechini and Stemmer, 2002).
Mitogen-activated protein kinases (MAPKs) signaling pathway controls a vast array of physiological processes.
WCTU civic activities, from homeless shelters and clinics to schools, clubs and self-help groups, generated a vast array of free spaces.
