By Sakshi Dayal NEW DELHI (Reuters) -Toxic smog obscured India's famed monument to love, the Taj Mahal, as well as Sikhism's holiest shrine, the Golden Temple in Amritsar, and delayed flights on Thursday,

Pakistan’s cities slip under toxic smog as live readings for Lahore show PM2.5 levels 100 times over what WHO prescribes

Toxic smog in India and Pakistan has caused air quality in the major metropolitans of Lahore, Multan, Delhi and Chandigarh to deteriorate to toxic levels.

Toxic smog blanketed northern India on Thursday, becoming too thick to see through in several places, as high levels of pollution combined with humidity, low wind speed, and a drop in temperature, officials said.

A dense smog blanketed the Taj Mahal in Agra on Thursday as pollution levels surged, obscuring the iconic monument from view. Tourists captured visuals showing the Taj Mahal nearly invisible behind the haze.