The Alhambra is a palace and fortress complex located in Granada, Andalusia, Spain. It was originally constructed in 889 AD as a small fortress, but was later renovated and expanded by the Nasrid dynasty in the 13th and 14th centuries. The complex includes several palaces, gardens, and defensive structures, and is situated on a hill overlooking the city of Granada.

The Alhambra is known for its intricate Islamic architecture, which includes ornate stucco work, elaborate tile patterns, and beautiful courtyards with fountains and pools. Some of the most famous structures within the complex include the Court of the Lions, the Palace of Charles V, and the Generalife gardens.

The Alhambra is considered one of the greatest examples of Islamic architecture in the world, and has been designated a UNESCO World Heritage Site. It is also one of the most popular tourist attractions in Spain, with millions of visitors each year.