Survivors describe panic and collapsing buildings during two strong quakes as thousands of people feared dead.

Several earthquakes shook Venezuela's capital of Caracas on Wednesday afternoon,witnesses reported.

As pledges of aid pour in from around the world, acting President Delcy Rodríguez has declared a state of emergency.

US Geological Survey estimates 44 per cent chance fatalities could exceed 10,000

Thousands feared dead as two powerful earthquakes devastate Venezuela, trapping residents and causing widespread destruction in Caracas.