Algiers (الجزائر)
The White City. The vibrant capital, known for its whitewashed buildings rising from the sea. Its historical heart is the **Kasbah**, a UNESCO site of narrow, winding streets, contrasting with the wide boulevards from the French colonial era.
Oran (وهران)
The Coastal Hub. Algeria's second-largest city, a dynamic port renowned for its rich Spanish and Moorish history. Highlights include the **Santa Cruz Fort** and its lively musical heritage, particularly Raï music.
Constantine (قسنطينة)
The City of Bridges. Dramatically set atop a huge rock plateau cut by deep ravines, it’s famous for its multiple breathtaking bridges. It is one of the world's oldest cities with a history spanning over 2,500 years.
Tlemcen (تلمسان)
The Pearl of the Maghreb. A cultural and architectural treasure near the Moroccan border. It's famed for its stunning **Moorish architecture**, including the Great Mosque of Tlemcen and the Mechouar Palace.
Annaba (عنابة)
St. Augustine's City. A charming coastal city with beautiful beaches and a deep history dating back to Roman times (**Hippo Regius**). The majestic **Basilica of Saint Augustine** overlooks the city and the sea.
Timgad (تيمقاد)
The Magnificent Roman Ruins. An ancient Roman colonial town and a UNESCO World Heritage site. It provides one of the best examples of Roman urban planning, featuring the well-preserved **Arch of Trajan** and a large public library.
Ghardaïa (غرداية)
Jewel of the M'Zab Valley. Located in the Sahara, this UNESCO-listed city is renowned for its unique, traditional **mud-brick architecture** and the five fortified towns (ksour) that dot the valley.