Ah, Les Pouilles, also known as Puglia, is a stunning region in southern Italy known for its beautiful coastline, charming towns, and delicious cuisine. Let's plan an ideal 10-day itinerary for you to make the most of your time there!

Day 1: Arrival in Bari

• Arrive in Bari, the capital of Puglia
• Explore the historic old town, visit the Basilica of San Nicola, and stroll along the seafront promenade
• Enjoy a traditional dinner at a local trattoria

Day 2: Alberobello and Locorotondo

• Visit the UNESCO World Heritage site of Alberobello with its unique trulli houses
• Explore the picturesque town of Locorotondo known for its white-washed buildings and narrow streets
• Enjoy a wine tasting at a local vineyard

Day 3: Ostuni and Cisternino

• Discover the "White City" of Ostuni with its whitewashed buildings and stunning views
• Visit the charming town of Cisternino and enjoy a leisurely lunch at a traditional butcher shop

Day 4: Lecce

• Explore the baroque city of Lecce known as the "Florence of the South"
• Visit the Basilica of Santa Croce, Piazza del Duomo, and the Roman amphitheater
• Indulge in some delicious pasticciotto, a local pastry specialty

Day 5: Gallipoli

• Spend the day in the coastal town of Gallipoli known for its beautiful beaches and historic old town
• Visit the Angevin Castle, stroll along the seafront promenade, and enjoy fresh seafood for dinner

Day 6: Otranto and Santa Maria di Leuca

• Explore the coastal town of Otranto with its stunning cathedral and medieval castle
• Visit the southernmost tip of Puglia in Santa Maria di Leuca and enjoy the panoramic views

Day 7: Polignano a Mare

• Visit the picturesque town of Polignano a Mare perched on cliffs overlooking the sea
• Relax on the beach, explore the charming old town, and enjoy a sunset aperitivo by the sea

Day 8: Matera

• Cross over into the neighboring region of Basilicata to visit the UNESCO World Heritage site of Matera
• Explore the ancient cave dwellings, visit the Sassi districts, and enjoy the local cuisine

Day 9: Gargano National Park

• Head north to Gargano National Park for a day of hiking, swimming, and exploring the rugged coastline
• Visit the picturesque town of Vieste and relax on the sandy beaches

Day 10: Relaxation and Departure

• Spend your last day relaxing on the beach or exploring any places you may have missed
• Enjoy a farewell dinner with traditional Puglian dishes before departing the next day

I hope this itinerary gives you a taste of the beauty and charm of Les Pouilles. Bon voyage!