1 / 4   Visitors can now follow a robot tour guide to take a stroll at the Blenheim Palace, a UNESCO world heritage site where Winston Churchill was born. /VCG Photo

2 / 4   The 1.5-meter-tall robot, named Betty, is designed to help visitors with basic information and answer their queries. /VCG Photo

3 / 4   For selfie lovers, Betty is a good companion. The human-friendly robot takes selfies and even uploads them on Twitter with #bettyinthepalace. /VCG Photo

4 / 4   Betty was created by scientists from the Oxford University. If her trial period is successful, she would become a permanent employee of the palace. /VCG Photo