New Year’s Eve on the backdrop of the Colosseum has become the traditional free outdoor celebration in Rome. This year’s concert will feature the Italian music icon Pino Daniele, Mario Biondi’s jazz voice, the rapper J-AX and the young talent Chiara. Bear in mind that this concert attracts huge crowds: tens of thousands of people are expected to attend. From 10 pm in Via dei Fori Imperiali. 
If you don’t feel like challenging Rome’s winter and prefer indoor happenings, here are some tidings.
A dance show, the Nutcracker, starring Andrè de la Roche, will take place at Auditorium Conciliazione from 10pm. 
The final night of the Gospel Festival with the Monica Lisa Stevenson Gospel Choir will take place at the Auditorium at 10pm.
Six different circus shows will please your kids on December 31st as explained in this story.
An all jazz night (with dinner) will take place at Rome’s top jazz club (and Italy’s most ancient) Alexanderplatz with Joyce Yuile and Michael Rosen Jam Jazzsoul Review. 
The other major jazz club of Rome, the cozy Cotton Club, proposes a Latin American concert (with dinner) by the Cuban band Cubason. 
Tango lovers will consider the Teatro Parioli’s show with Los Hermanos Macana Enrique y Guillermo de Fazio. 
Let’s now give a look to Rome’s dancing scene.
The huge venue of Palazzo dei Congressi in the EUR area will feature some of the best DJs, David Guetta, The Chemical Brothers DJ set and Make Some Noize. 
Also in the EUR area, Atlantico Live features an impressive line-up for its Nuovi Mondi (New Worlds) night: Magda, Timo Maas, Raresh, Silvie Loto and London FM. 
Jailbreak has probably the cheapest party in town with the Happy/Revival Rock of DJ Criminal. 
PlanetRoma, in the Ostiense borough, has a very wide range with 5 different dancing halls. 
The most alternative night seems to be the Retropunk happening at Contestaccio from 11pm. 
The last trains of Rome’s underground network will depart from the terminus at 2:30am. Buses will stop running at 9pm.
If you’re after fireworks, the best observation points are the Janiculum hill and Monte Mario, near the Astronomic Observatory.