Some visitors were trapped in the museum elevators at Ellis Island after a fire in the main boiler room caused a power failure, authorities said.
Ellis Island is closed until further notice because of the fire.
The Jersey City Fire Department was able to free all the visitors who were trapped in the elevators and put out the fire. All of the buildings on Ellis Island were evacuated.
No injuries have been reported.
While Ellis Island will remain closed until further notice, the Statue of Liberty National Monument remains open to visitation.