Outdoor sculptures that function as sundials are a fascinating intersection of art, science, and public space. These unique installations not only captivate viewers with their aesthetic appeal but also serve a practical purpose by marking the passage of time. Here are some of the world's most famous sundial sculptures:

1. The Sun Dial in Atlanta, USA – Perched atop the Westin Peachtree Plaza, this massive sculpture is one of the tallest sundials in the world, offering stunning views of the city.

2. The Analemmatic Sundial in Jaipur, India – Located in the Jantar Mantar observatory, this historic sundial is a masterpiece of ancient astronomy and precision.

3. The Sundial Bridge in Redding, USA – Designed by Santiago Calatrava, this pedestrian bridge doubles as a functional sundial, with its shadow marking the hours on a large plaza.

4. The Time Sculpture in London, UK – A modern artistic sundial in Canary Wharf, this sleek design merges contemporary art with timekeeping.

5. The Gnomon of Saint-Sulpice in Paris, France – A historic obelisk in the Saint-Sulpice Church, used by astronomers to track solstices and equinoxes.

These sculptures highlight how art can transcend beauty to become a tool for measuring time, enriching public spaces with both form and function.