Sure, I'd be happy to help you plan your 3-day itinerary in Siquijor! Here's a sample itinerary that will allow you to explore the island's natural beauty, culture, and history:

Day 1:

• Start your day with a visit to Cambugahay Falls, one of the most popular attractions in Siquijor. You can swim in the crystal-clear water, jump off the rope swing, or simply relax and enjoy the scenery.
• Next, head to Salagdoong Beach, which is known for its white sand, clear waters, and cliff diving spot. You can also rent a kayak or paddleboard to explore the area.
• In the afternoon, visit the St. Francis de Assisi Church and Convent, which is one of the oldest churches in the Philippines. The church has a beautiful bell tower and a museum that showcases the island's history and culture.
• End your day by watching the sunset at Paliton Beach, which is a quiet and secluded beach that offers stunning views of the sea.

Day 2:

• Start your day early and go on a motorbike tour around the island. Some of the must-visit spots include the Lazi Church and Convent, which is a UNESCO World Heritage Site, and the century-old Balete Tree, which is believed to be enchanted.
• Afterward, head to Kagusuan Beach, which is a hidden gem that offers a peaceful and serene atmosphere. You can also go snorkeling or scuba diving to see the colorful marine life.
• In the evening, attend a fire dance performance at San Juan Beach. The performers use fire sticks and other props to create a mesmerizing show that highlights the island's culture and traditions.

Day 3:

• Start your day by visiting the Guiwanon Spring Park, which is a mangrove forest that features a boardwalk and a natural spring. You can also go kayaking or paddleboarding to explore the area.
• Next, head to the Siquijor Butterfly Sanctuary, which is home to various species of butterflies and moths. You can learn about their life cycle and habitat while enjoying the beautiful garden.
• In the afternoon, visit the Capilay Spring Park, which is a natural spring that offers a refreshing swim. You can also have a picnic or rent a cottage to relax and unwind.
• End your day by watching the sunset at the Siquijor Boulevard, which is a popular spot for locals and tourists alike. You can stroll along the beach, try some street food, or simply enjoy the view.

I hope this itinerary helps you plan your trip to Siquijor! Don't forget to bring sunscreen, insect repellent, and comfortable shoes. Have fun exploring the island!