Villa Celimontana

The Castra Peregrina ("camp of the strangers") was a castrum (a military barracks) in Rome situated on the Caelian Hill. It was occupied by various military units during the later part of the Roman Empire.

The Minor Basilica of St. Mary in Domnica alla Navicella (Basilica Minore di Santa Maria in Domnica alla Navicella), or simply Santa Maria in Domnica or Santa Maria alla Navicella, is a Roman Catholic basilica in Rome, Italy, dedicated to the Blessed Virgin Mary and active in local charity according to its long tradition. It has been the titular church of Cardinal Marcello Semeraro since 28 November 2020.

The church of San Tommaso in Formis is a small church in Rome, situated on the Caelian Hill.

The Fontana della Navicella (Fountain of the Small Ship) is a fountain built around a marble and travertine replica of an Ancient Roman sculpture, depicting a decorated Roman Galley, and erected in front of the church of Santa Maria in Domnica of Rome, Italy. While the statue is a copy (1518-1519) made by Andrea Sansovino on commission from Pope Leo X based on fragments discovered near the church.

The Arch of Dolabella and Silanus (Latin, Arcus Dolabellae et Silani) or Arch of Dolabella is an ancient Roman arch. It was built by senatorial decree in 10 AD by the consuls P. Cornelius Dolabella and C. Junius Silanus.

The Porta Caelimontana or Celimontana was a gate in the Servian Wall on the rise of the Caelian Hill (Caelius Mons).

The Basilica of St. Stephen in the Round on the Celian Hill (Italian: Basilica di Santo Stefano al Monte Celio, Latin: Basilica S. Stephani in Caelio Monte) is an ancient basilica and titular church in Rome, Italy. Commonly named Santo Stefano Rotondo, the church is Hungary's "national church" in Rome, dedicated to both Saint Stephen, the first Christian martyr, and Stephen I, the sanctified first king of Hungary who converted to Christianity and promoted it in his kingdom. The minor basilica is also the rectory church of the Pontifical Collegium Germanicum et Hungaricum. As of 2005, the Cardinal Priest or titular S. Stephano is Friedrich Wetter.

The Caelian Hill (; Latin: Collis Caelius; Italian: Celio [ˈtʃɛːljo]) is one of the famous seven hills of Rome.

Celio (Italian pronunciation: [ˈtʃɛːljo]) is the 19th rione of Rome, identified by the initials R. XIX, and is located within the Municipio I. Its coat of arms depicts the bust of an African, with an elephant headdress with golden tusks on a silver background, in memory of an African bust that was found in Via Capo d'Africa.

Porta Capena was a gate in the Servian Wall in Rome, Italy. The gate was located in the area of Piazza di Porta Capena, where the Caelian, Palatine and Aventine hills meet. Probably its exact position was between the entrance of Via di Valle delle Camene and the beginning of Via delle Terme di Caracalla (known as the "Archaeological Walk"), facing the curved side of the Circus Maximus. Nowadays Piazza di Porta Capena hosts the FAO Headquarters. Between 1937 and 2004, it was home to the obelisk of Axum.

The Temple of Claudius (Latin: Templum Divi Claudii), also variously known as the Temple of the Divus Claudius, the Temple of the Divine Claudius, the Temple of the Deified Claudius, or in an abbreviated form as the Claudium, was an ancient structure that covered a large area of the Caelian Hill in Rome, Italy. It housed the Imperial cult of the Emperor Claudius, who was deified after his death in 54 AD.

Santi Nereo ed Achilleo is a fourth-century basilica church in Rome, Italy, located in via delle Terme di Caracalla in the rione Celio facing the main entrance to the Baths of Caracalla. It has been the titular church of Cardinal Celestino Aós Braco since 28 November 2020. Note that the cemetery church of the catacomb of Saint Domatilla on the Appian Way, virtually lost in the early Middle Ages and rediscovered in the 1870s by the archaeologist Giovanni Battista de Rossi, carries the same dedication to Nereo and Achilleo.