"I really did it?" the 34-year-old asked through tears while throwing herself into the arms of her family, including her "very proud" mother.

A man, believed to be Russian, who sparked a mass evacuation of the Eiffel Tower by scaling the iconic Paris landmark has been admitted to a psychiatric unit, legal sources say.

The Eiffel Tower evacuated and closed down after a man began scaling the Paris monument, eventually stopping his climb near the top but apparently refusing to come down.

Works have started Monday to boost security at the Eiffel Tower as an anti-terrorism measure, city hall said, with bulletproof glass walls set to go up around the world's most visited monument.

The Eiffel Tower stood dark in a symbol of mourning Saturday night as France struggled to absorb the deadliest violence on its soil since World War II: coordinated gun-and-suicide bombing attacks across Paris that left at least 129 people dead and 352 injured.

The Eiffel Tower in Paris has been closed to the public as staff stage a walk-out to protest against a surge in pickpocketing gangs.