Vindonissa was a Roman

Ancient Rome

Ancient Rome was a thriving civilization that grew on the Italian Peninsula as early as the 8th century BC. Located along the Mediterranean Sea and centered on the city of Rome, it expanded to one of the largest empires in the ancient world....

 legion camp at modern Windisch

Windisch

Windisch is a municipality in the district of Brugg in the canton of Aargau in Switzerland.-History:Windisch is situated at the site of the Roman legion camp Vindonissa. In 1064 the current municipality was mentioned as Vinse, and in 1175 as Vindisse. Until the 19th Century the official name was...

, Switzerland

Switzerland

Switzerland name of one of the Swiss cantons. ; ; ; or ), in its full name the Swiss Confederation , is a federal republic consisting of 26 cantons, with Bern as the seat of the federal authorities. The country is situated in Western Europe,Or Central Europe depending on the definition....

. It was probably established in 15 AD. In an expansion around 30, thermal baths were added.
The Legio XIII Gemina

Legio XIII Gemina

Legio tertia decima Gemina was one of the most prominent Roman legions. It was one of Julius Caesar's key units in Gaul and in the civil war, and was the legion with which he famously crossed the Rubicon on January 10, 49 BC. The legion appears to have still been in existence in the fifth century...

 was stationed at Vindonissa until 44 or 45. With the arrival of the 21st legion (XXI Rapax

Legio XXI Rapax

Legio vigesima prima rapax was a Roman legion levied in 31 BC by Augustus, probably from men previously enlisted in other legions. The XXI Rapax was destroyed in 92 by the Dacians and Sarmatians...

) the camp was rebuilt with stone fortifications. After the 21st legion had looted the countryside in 69, it was replaced by the 11th legion (XI Claudia

Legio XI Claudia

Legio undecima Claudia was a Roman legion. XI Claudia dates back to the two legions recruited by Julius Caesar to invade Gallia in 58 BC, and it existed at least until early 5th century, guarding lower Danube in Durostorum...

) which remained stationed until 101

101

Year 101 was a common year starting on Friday of the Julian calendar. At the time, it was known as the Year of the Consulship of Traianus and Paetus...

. After this date, Vindonissa was a civilian settlement, with a castle built in the 4th century.

The remains of the camp are listed as a heritage site of national significance

Swiss Inventory of Cultural Property of National and Regional Significance

The Swiss Inventory of Cultural Property of National and Regional Significance is a register of some 8,300 items of cultural property in Switzerland...

.