San Carlo alle Quattro Fontane is located at the intersection of Via delle Quattro Fontane and Via del Quirinale. You can reach it by metro to Barberini station, followed by a short walk. Many buses also stop nearby.

Yes, it's situated near the Quirinal Palace and other churches like Sant'Andrea al Quirinale, making it a good stop on a walking tour of the area.

Be cautious of traffic at the busy intersection. It's best to find a safe spot to stand and admire the facade.

It's a pleasant walk of about 20-25 minutes from the Colosseum, taking you through interesting parts of the city.

Taxis can be hailed or booked, but it's often easier to find them near major hotels or squares like Piazza Barberini.

Entry to San Carlo alle Quattro Fontane is typically free, though donations are appreciated. Check official sources for any changes in admission policy.

Opening hours can vary, but it's generally open during daylight hours on weekdays and Saturdays. It's advisable to check the most current schedule before your visit.

No, there is usually no entrance fee to visit the church itself.

While some sources indicate it might be closed on Sundays or have limited hours, it's best to confirm directly with the church or local tourist information.

As it is a place of worship, modest dress is recommended. Shoulders and knees should be covered.

Photography is generally permitted inside, but without flash to protect the artwork and maintain the serene atmosphere. Always be respectful of other visitors.

Late afternoon often provides beautiful light for the facade, highlighting its curves. Early morning can also be good before the crowds arrive.

Absolutely! The dome's intricate patterns and the play of light and shadow offer stunning interior shots.

A wider aperture (lower f-number) and a higher ISO will help capture detail in the lower light conditions. A tripod might be useful if allowed and space permits.

Drone usage is generally restricted in Rome, especially around historical sites and churches. It's best to avoid bringing drones.

It's a masterpiece of Francesco Borromini, renowned for its innovative oval plan, undulating facade, and intricately patterned dome, showcasing Baroque genius.

Many visitors find that 30-60 minutes is sufficient to appreciate the exterior and interior. However, some prefer to linger longer to soak in the atmosphere.

The church itself is compact. The main walking is to reach it and to explore the surrounding area.

While official guided tours might be limited, you can often find information online or hire a private guide for a more in-depth experience.

The church is named after the four fountains located at the intersection, depicting figures of the Tiber, Arno, Diana, and Juno, symbolizing Rome and Florence.