Start with what you already answer by email every week. That is the fastest way to a library that earns its place, and it means you are editing rather than inventing.
A workable first ten: what this venue is and why it is worth the trip; what is on now, one piece per production or exhibition; getting here, including parking and the nearest station; access provision, stated as specifics; what a visit costs in time as well as money; the family answer; the school and group answer; what membership actually gets you; one review or press quote with a named source; and what to expect on the day.
Each is a couple of hundred words and stands on its own. You are not writing page variants, which is the part that usually makes this expensive, because variants multiply with every audience and pieces do not.
Give your website address when you create your workspace and much of this is read from your existing pages and turned into a starting library you can edit, so the ten above is a checklist for what to fix rather than a blank page.
Write access provision yourself rather than letting anything generate it. It is the one area where a plausible sentence is worse than none.
This is one atom from the Spectare content library. Spectare assembles the right atoms for each visitor in real time, based on who they are and how they arrived.