The human cost of last month's 7.7-magnitude earthquake that rocked Myanmar and Thailand is still rising more than a week later.

Myanmar's military rulers have kept journalists out since the devastating earthquake, so CBS News' partners at the BBC went undercover to reveal the scale of the disaster.

As the road shook beneath him, Ko Zeyer sped past crumbled buildings, buckled roads and gaping sinkholes toward his hometown of Sagaing, the epicenter of the most powerful earthquake to hit Myanmar in a century.