10 Hidden Gems in Rome Most Tourists Miss

Rome rewards the curious. While millions of visitors follow the same well-worn path between the Colosseum, the Vatican and the Trevi Fountain, the city's most extraordinary secrets lie just a few streets away.

• 1. THE KEYHOLE OF THE KNIGHTS OF MALTA
• On the Aventine Hill, there's a plain wooden door with a small keyhole. Peer through it and you'll see one of Rome's most perfectly framed views: a long garden corridor of perfectly trimmed hedges leading directly to the dome of St. Peter's Basilica. The dome appears to float at the end of the tunnel of green. It's one of those Rome moments that stops you in your tracks.
• Location: Piazza dei Cavalieri di Malta, Aventine Hill

• 2. THE MOUTH OF TRUTH (WITHOUT THE QUEUE)
• Most tourists queue outside Santa Maria in Cosmedin to photograph their hand in the famous Bocca della Verita. But the church itself — a beautifully preserved early Christian basilica with a stunning Cosmatesque floor — is almost always empty. Step inside and you'll have one of Rome's most atmospheric medieval interiors almost entirely to yourself.
• Location: Piazza della Bocca della Verita, 18

• 3. CENTRALE MONTEMARTINI
• Ancient Roman sculptures displayed inside a decommissioned early 20th-century power station. The contrast between marble gods and goddesses and the enormous industrial turbines and generators behind them is extraordinary. It's a branch of the Capitoline Museums and almost always quiet.
• Location: Via Ostiense, 106

• 4. THE PROTESTANT CEMETERY
• One of the most peaceful places in Rome, the Non-Catholic Cemetery is the final resting place of Keats and Shelley. A beautifully maintained garden cemetery with ancient Roman ruins, wandering cats and an atmosphere of quiet melancholy that feels completely removed from the chaos of the city outside its walls.
• Location: Via Caio Cestio, 6 — near Piramide metro station

• 5. PALAZZO SPADA AND THE FORCED PERSPECTIVE GALLERY
• Borromini designed a colonnade here in the 1650s that appears to be 37 metres long. It's actually just 8 metres. The forced perspective illusion — achieved through carefully calculated diminishing columns and a rising floor — is one of the most ingenious tricks in all of Baroque architecture. The gallery is tiny and rarely crowded.
• Location: Piazza Capo di Ferro, 13

• 6. THE CAPUCHIN CRYPT
• Beneath the church of Santa Maria della Concezione dei Cappuccini lies a series of small chapels decorated entirely with the bones of approximately 3,700 Capuchin friars. It's macabre, deeply strange and oddly beautiful — a meditation on mortality that has fascinated visitors since the 18th century. Entirely unlike anything else in Rome.
• Location: Via Veneto, 27

• 7. QUARTIERE COPPEDE
• A small neighbourhood in the Trieste district that looks like it was designed for a fairy tale. Architect Gino Coppede created this fantastical cluster of buildings between 1913 and 1927, blending Art Nouveau, Baroque, medieval and Liberty styles into something entirely unique. The central piazza with its enormous spider-web chandelier is particularly surreal.
• Location: Piazza Mincio, Trieste district

• 8. THE AVENTINE ORANGE GARDEN
• The Giardino degli Aranci on the Aventine Hill is one of Rome's best-kept secrets. A small, beautifully maintained public garden with fragrant orange trees and a terrace offering one of the finest panoramic views of Rome — the dome of St. Peter's, the Tiber, the rooftops of Trastevere. Almost no tourists. Almost always peaceful.
• Location: Via di Santa Sabina, Aventine Hill

• 9. SAN CLEMENTE BASILICA
• This is Rome in three dimensions. The current 12th-century basilica sits on top of a 4th-century church, which sits on top of a 1st-century Roman building that includes a Mithraic temple. You can descend through all three layers and hear an underground stream running beneath the lowest level. It's a literal cross-section through 2,000 years of Roman history.
• Location: Via Labicana, 95 — near the Colosseum

• 10. THE PYRAMID OF CESTIUS
• A full-size Egyptian pyramid, built in Rome in 12 BC as the tomb of a Roman magistrate named Gaius Cestius. It stands 36 metres tall and is perfectly preserved, partly because it was incorporated into the Aurelian Wall in the 3rd century. It's completely unexpected and genuinely impressive — and most visitors walk straight past it on their way to the metro.
• Location: Piazzale Ostiense — Piramide metro station