Events Manager is a plugin for WordPress which enables you to publish event, locations and calendars as well as accepting bookings for these events.
http://wp-events-plugin.com/
Widgets · WordPress Plugins
Get access to data on 251,893 websites that are Events Manager for WordPress Customers. We know of 84,771 live websites using Events Manager for WordPress and an additional 167,122 sites that used Events Manager for WordPress historically and 38,933 websites in the United States.
Get a list of 251,893 websites using Events Manager for WordPress which includes location information, hosting data, contact details, 84,771 currently live websites and an additional 49,007 domains that redirect to sites in this list. 167,122 sites that used this technology previously and 38,933 websites in the United States currently using Events Manager for WordPress.