A massive 7.7 magnitude earthquake has caused buildings to collapse in Thailand and Burma, leaving more than 1,000 dead across both countries.

The death toll from the devastating earthquake that rattled Burma and Thailand on Friday has risen sharply to more than 1,650 victims. Nearly 140 people still missing, Burma's ruling military said Saturday.

A powerful 7.7 magnitude earthquake impacted much of Southeast Asia on Friday, with mounting casualties and leveled buildings from Myanmar to Thailand. The epicenter was in Mandalay, Myanmar, the country's second-largest city. Even Bangkok, some 600 miles away, saw damage from the quake, including the collapse of a skyscraper under construction.

A magnitude 7.7 earthquake in Myanmar caused widespread shaking and likely considerable damage because of a lack of buildings built to withstand temblors

A destructive earthquake impacted countless people in Thailand and Myanmar on Friday ... Hundreds of miles away from the epicenter, a skyscraper that was in development collapsed in Bangkok.

A 7.7 magnitude earthquake rocked Thailand and neighboring Myanmar midday on Friday, killing at least three in Bangkok.

Data from the USGS shows that the epicenter of the Myanmar earthquake was particularly shallow, at just 10 kilometers (6.2 miles) below the surface. Together with the supershear nature of the quake, this helps to explain why the shaking was so intense, with buildings collapsing and roads buckling across the country and in Bangkok.

A strong 7.7 magnitude earthquake rocked the Thai capital Friday, causing buildings to sway. Germany’s GFZ center for geosciences said the midday temblor was a shallow 10 kilometers, with an epicenter in neighboring Myanmar,