Here's an idea for a fantastic 5-day tour of Lanzarote with Playa Blanca as your base:

Day 1: Explore Playa Blanca

Start your journey in Playa Blanca. Spend the morning exploring local beaches like Playa Flamingo and Playa Dorada. In the afternoon, visit Mercado de Yaiza, a charming open-air market, to shop for local products and souvenirs. In the evening, enjoy dinner at restaurants along the Playa Blanca waterfront.

Day 2: César Manrique's Art Tour

Dedicate the day to exploring the works of César Manrique. Begin with the César Manrique Foundation in Tahiche and continue to his house-museum. Visit Jameos del Agua, a unique cave complex. Stop at Mirador del Río for panoramic views of the ocean.

Day 3: Timanfaya National Park Excursion

Take a trip to Timanfaya National Park. Book a jeep or bus tour to explore this extraordinary volcanic landscape. Enjoy a traditional Canarian dinner at a local restaurant.

Day 4: La Graciosa Island Excursion

Take a ferry from Orzola to reach La Graciosa Island. Spend the day exploring pristine beaches, hiking, and snorkeling. Return to Playa Blanca in the evening.

Day 5: Beaches and Relaxation

Dedicate your final day to Lanzarote's beaches. Relax at Playa Papagayo or Playa Mujeres. In the afternoon, visit Santa Barbara Castle in Teguise for a dive into history. Spend your last evening in Playa Blanca, savoring local cuisine and enjoying the sunset along the coast.

This itinerary will allow you to discover some of Lanzarote's major attractions and natural beauties, including sites created by César Manrique and the unique volcanic landscape. Be sure to check the schedules and availability of attractions before departure and adapt the tour based on your personal preferences.