Set out this morning to explore the Roman city of Tiddis, perched on a bare, red-rock mountainside. Then return to Constantine to see the city's spectacular sights on a guided walking tour. Marvel at its cliff-side location and impressive bridges, including the Sidi M'Cid suspension bridge with its dizzying span over the gorge. Learn more about the city's history with a visit to the Cirta Museum, the Ottoman-era Bey's Palace, and El Kantara - the old Roman bridge. Learn more about the people of Constantine by meeting local copper and brassware makers, and visiting a WWI memorial dedicated to Constantine soldiers. Finish the tour at the Emir Abdelkader Mosque, an architectural gem.

Begin your day at the massive cone-shaped mausoleum of Medracen, built for the Berber Numidian Kings between 200-400 BC. Then explore the UNESCO-listed Roman military colony of Timgad, built during the reign of Emperor Trajan. This 2,000-year-old city has a remarkable grid design and its triumphal Arch of Trajan soars elegantly above Timgad. Next visit the Roman ruins of Lambaesis, a short drive west near the village of Tazoult, and explore the museum. From here, journey to Biskra through one of the most beautiful regions of the country. Marvel at the Berber village of Arris, with its stone houses clinging to the cliff side, and nearby gorges of Tighanimine. Follow the canyon towards Rhouffi and M 'Chounech, and stop to visit of the pottery workshop and the museum of Si El Haouès. Continue to Sidi Okba, a historical and religious city and visit, visit the mosque with its beautiful carved cedar door. Arrive in Biskra, gateway to the Sahara, and enjoy dinner.

Wander among palm trees at Biskra's beautiful Landon Garden this morning, then enjoy the sights and smells of the date market. From Biskra the journey continues to El Oued, through the date-rich Souf region. Overnight in El Oued tonight.

Rise to visit of the minaret of the Sidi Salem mosque, the spice market, and the Zaouia des Tidjania, a local religious community. After lunch, take a 1-hour 4x4 excursion through the Grand Erg Oriental dunes. Enjoy sunset on the dunes before returning for dinner and overnight in El Oued.

Head to Touggourt through the Grand Erg Oriental, a wondrous sea of sand also known as the Great Eastern Erg. Along the way, stop off at the salt lakes of Témacine and Tamelhat, and explore the fortified villages and palm groves of Ouargla. Enjoy lunch after a visit to the Saharan museum, and then continue to Ghardaia in the heart of the M'Zab Valley. Experience the unique auction market in Béni Isguen, the holy city of Ghardaia, and transfer to your hotel. Dinner and overnight in Ghardaia.

Explore the incredible UNESCO-listed towns of the M'Zab Valley in the northern Sahara. Known as the Pentapolis of M'Zab, the five fortified towns are a wonder to behold — rising enigmatically from the dunes in terraces centered around a central mosque. On your journey, you'll visit Ghardaia, Melika, age-old El Atteuf, and the holy city of Beni Isguen. Return to your residence in the late afternoon and enjoy a quiet stroll in the palm grove before dinner.

Take an early flight back to Algiers and head to Tipasa for an unforgettable look at its UNESCO-listed complex of ruins, including a beautifully situated ancient Roman city - one of Algeria's most impressive archeological sites. Explore the amphitheater, basilicas, and forums while taking in dazzling views of the Mediterranean. Then visit the monumental Royal Mausoleum of Mauretania, the resting place of Queen Cleopatra and Mark Antony's only daughter. Enjoy a seafood lunch in the town of Tipasa before exploring the small fishing port of Cherchell. Tour the archeological museum, home to many well-preserved ancient artifacts from the region. Return to Algiers for dinner at the hotel.

Start the day with a morning flight to the oasis town of Djanet. After settling into your hotel, enjoy a fascinating visit to the oasis of Djanet and explore early rock paintings in "the cave of the ambassadors." Contemplate sunset over the dunes and return to Djanet for dinner at the hotel.

After breakfast, journey on to Djaren — the "Gateway to the Tadrart Rouge" — and enjoy a picnic lunch along the way. Navigate rolling dunes to the first cave paintings hidden among the rocks, including a beautiful depiction of giraffes. Continue to Moul Ennaga, marked by gigantic rock spires and a spectacular network of dunes. Sip a refreshing cup of tea before heading to your desert camp. Dinner and overnight under the stars in Moul Ennaga.

Travel through dunes and ocher-colored canyons on today's journey to Tin Merzouga. Along the way, explore the interesting engravings and paintings at Bouhediane. Stop for a picnic lunch and tea before reaching the colossal red sand dunes of Tin Merzouga — among the highest in the Sahara! Watch the sunset over the magnificent landscape including Libya's Akakus Massif. Enjoy dinner and an overnight stay at the camp in Tin Merzouga.

Awake in the desert, then journey across the sand and through rock-strewn gorges to find more rock paintings and engravings, including those at Tessaketa in Djaren. Stop for tea on the way. Enjoy dinner and an overnight stay at the camp in Tessaketa.

Begin the day with a drive to Tagharghart in the Erg of Admer. Amidst this vast ocean of sand dunes and wind-sculpted rocks, you'll find 10,000-year-old rock engravings — including the famous "crying cow." Marvel at the skillfully engraved ancient art before a picnic lunch and Tuareg tea at the foot of the rocks. Contemplate sunset over the dunes and return to Djanet for dinner at the hotel.

Start the morning with a tour of Tassili N'Ajjer Park Museum, housing 15,000 rupestral rocks dating from 6,000 to 12,000 years ago! Then explore Djanet's oasis and market, where Tuareg artisans sell locally crafted wares. Bid farewell to the desert after lunch and transfer to the airport for your return flight to Algiers. Settle into your luxury hotel and enjoy dinner at your leisure, on your own.

After breakfast, transfer to the airport for your homeward journey.