The U.S. embassy in the United Arab Emirates has warned American visitors to Dubai, Abu Dhabi and in other places in the UAE to take extra care.
The warning comes in response to heightened tensions in the region as two oil pumping stations in Saudi Arabia were attacked by armed drones.
The United Kingdom and the United States have advised their citizens against travelling to the UAE.
The warning said, attacks against Western targets including suicide bombing, kidnapping, hijacking, assassination, bombings and drone attacks are possible.
The U.S. embassy tweet said, the U.S. citizens are strongly encouraged to maintain a high level of vigilance.
Rebel groups in Yemen, the Islamic State of Iraq and Syria (ISIS), Al Qaeda and affiliated organizations have stated to attack countries including the UAE.
They said, they will use missiles and armed drones.