Amphitheatre

An amphitheatre (American English: amphitheater) is an open-air venue used for entertainment, performances, and sports. The word comes from ancient Greek, where "amphi" means "on both sides" and "theatre" means "place for viewing".

Ancient Greek theatres were usually built on hillsides and had a semi-circular shape. The first amphitheatre might have been built at Pompeii around 70 BC. The Roman amphitheatres were often oval or circular, with many rows of seats around the middle area, much like a modern open-air stadium. In contrast, both Greek and Roman theatres were shaped like a semicircle, with seats rising on just one side of the stage.

Today, the word "amphitheatre" can describe any place with sloping seats, whether it has a stage on one side like a theatre-style setup, seats all around like theatres in the round, or a big open space like a stadium. These places can be inside buildings or out in the open air.

Roman amphitheatres

Main article: Roman amphitheatre

About 230 Roman amphitheatres have been found across the area of the Roman Empire. They were circular or oval in shape, with a central arena surrounded by seating. These places were used for many kinds of shows and events.

The earliest permanent Roman amphitheatre, the Amphitheater of Statilius Taurus, was built in the Campus Martius in 29 BCE. Many more were built later, especially in important cities. The largest could hold thousands of people. The most famous is the Colosseum in Rome, also called the Flavian Amphitheatre. Over time, many of these places stopped being used and were changed into other things, like forts or meeting places.

Modern amphitheatres

See also: List of contemporary amphitheatres

Today, an amphitheatre can be circular, semicircular, or curved and is often found outdoors. Modern amphitheatres usually have special structures called bandshells. These structures are curved or bowl-shaped and sit behind the stage and audience. They help echo and make sounds louder, which is great for musical or theatre shows. Smaller amphitheatres are often used for local community performances.

Some famous modern amphitheatres are the Shoreline Amphitheatre, the Hollywood Bowl, and the Aula Magna at Stockholm University. The word "amphitheatre" can also describe some indoor places, like the now-demolished Gibson Amphitheatre and Chicago's International Amphitheatre.

Natural amphitheatres

A natural amphitheatre is a special place where shows and music can be performed because the shape of the land helps to carry sound. These spots are often found in mountains or rocky areas that naturally make sounds louder and clearer.

Some famous natural amphitheatres are the Drakensberg Amphitheatre in South Africa, Slane Castle in Ireland, the Supernatural Amphitheatre in Australia, and the Red Rocks and the Gorge Amphitheatres in the western United States. Long ago, the Anasazi people in Pre-Columbian times used similar natural spots for music in Chaco Canyon, New Mexico.