Airplanes and loud noises could be heard and a column of smoke was visible in Caracas early on Saturday, while power was out in the south of the Venezuelan capital, near a major military base, the Reuters news agency reported.
The cause and precise locations of the disturbances were not immediately clear. Videos circulating on social media showed multiple explosions across Caracas.
U.S. President Donald Trump has repeatedly promised land operations in Venezuela. He has not publicly detailed his aims but has privately pressured President Nicolas Maduro to flee the nation.
On Monday, Trump said it would be “smart” for Maduro to leave power.
The U.S. has made a major military buildup in the region, including an aircraft carrier, warships and advanced fighter jets stationed in the Caribbean.
Trump has announced a “blockade” of Venezuelan oil, expanded sanctions and staged more than two dozen strikes on vessels the U.S. alleges were involved in trafficking drugs in the Pacific Ocean and Caribbean Sea.
