The organizer can add multiple Venues to which they can link to their events. Venues also have their Listing & Detail page.
With Google Places Autocomplete, you can search for venues on it and add the real location to the venue.
From the Event Setup Form, you can select event location from the list of Venues.
You can browse through all the venues with filters.
Venue has their seperate pages to show all the details about the venue along with a Request for Quote form.