India, Feb. 24 -- A tour guide in Egypt was arrested after drawing on the 4,000-year-old Pyramid of Unas in Saqqara, an act that was captured on camera and quickly sparked widespread outrage on social media. Footage shared online showed the guide using chalk to illustrate a point for a group of tourists, an action that was immediately condemned as defacing an ancient monument. The video also captured a heated confrontation between the guide and the person filming.

Footage that was widely shared online showed the tour guide using chalk to draw on the Pyramid of Unas in Saqqara, Egypt. He was apparently drawing a diagram to explain something to a group of tourists.

The person filming the video was seen confronting the tour guide for defac...