Social Distancing Outside: Safe Places to Go and ... While some areas have closed public parks, much of the National Park Service's network remains open for Americans to enjoy.

Gone are social distancing and temperature checks, but COVID-19 precautions still play a role in some of today’s theme park experiences.

The machine - made by US-based Boston Dynamics - is fitted with a camera to monitor how busy Bishan-Ang Moh Kio Park becomes. It also carries a loudspeaker to broadcast social-distancing messages.