"ports around the world"
by cm

Lyttelton Harbour
Creative Commons AttributionLyttelton Harbour - Credit: PhillipC, Flickr
Ports where time balls are still in operation include: Lyttelton Harbour in Christchurch, New Zealand; Gdansk, Poland; Sydney, Australia; Cape Town, South Africa.

Time guns operate inter alia in Edinburgh, UK; Cape Town, South Africa; Halifax, Canada; Hong Kong, China; Nice, France.

The Noon Gun, Cape Town
Creative Commons AttributionThe Noon Gun, Cape Town - Credit: DanieVDM