Lena had always been fascinated by the old lighthouse that stood at the edge of Windmere Cliff. It was a towering structure, weathered by years of storms and salty air, yet it still held an air of mystery and strength. As a child, Lena would often sit on her bedroom window, gazing out at the lighthouse and imagining all the stories it could tell. Now, at fourteen, her curiosity had only grown stronger. One summer evening, Lena received an unexpected invitation from her grandmother, who owned a small cottage near the lighthouse. Her grandmother had always been a storyteller, filling Lena’s childhood with tales of pirates, hidden treasures, and ghostly ships. But this time, she hinted at something more real. "Come visit me soon," her grandmother had written, "and bring your sense of adventure." Lena was excited. She packed a small bag, grabbed her flashlight, and set out early the next morning. The path to the lighthouse was winding and overgrown, but Lena loved exploring nature. She followed a narrow trail that wound through tall grasses and wildflowers, the scent of salt and seaweed filling the air. As she approached the lighthouse, she noticed a faint glow emanating from its windows. When Lena reached the base of the lighthouse, she hesitated for a moment. The door was slightly ajar, creaking softly in the breeze. She pushed it open and stepped inside. The interior was dusty and dim, with old lanterns hanging from the ceiling and a spiral staircase winding upward. She hesitated, then began to climb. As she reached the top, Lena was stunned. The lantern room was filled with strange, old equipment — maps, compasses, and a large telescope covered in dust. But what caught her eye was a small, leather-bound box sitting on a shelf. Curious, Lena opened it. Inside, she found a collection of faded photographs, a handwritten journal, and a rusty key. Lena carefully examined the journal. It belonged to a man named Captain Eli, who had once been the lighthouse keeper many years ago. His entries detailed weather reports, ship sightings, and a secret he had discovered. According to the journal, hidden somewhere near the lighthouse was a treasure left behind by pirates centuries ago. The key, Captain Eli wrote, was the only way to unlock the secret location. Lena’s heart raced with excitement. She looked around and noticed a small trapdoor beneath the telescope. Using the rusty key, she turned it in the lock. The trapdoor swung open to reveal a narrow, dark tunnel leading underground. Without hesitation, Lena grabbed her flashlight and crawled inside. The tunnel was damp and narrow, but Lena pressed on, guided by the faint glow of her flashlight. After a few minutes, she emerged into a small cavern. In the center was a stone chest covered in moss and cobwebs. Lena’s hands trembled as she lifted the heavy lid. Inside, she found gold coins, sparkling jewels, and a rolled-up parchment. Just then, Lena heard a faint noise behind her. Turning around, she saw a shadowy figure emerge from the darkness. It was her grandmother, smiling warmly. "I’ve been waiting for you," her grandmother said softly. "The treasure is not just gold and jewels, but the stories and history behind them. You’ve uncovered something special—your own adventure." Lena felt a rush of happiness and pride. She realized that the real treasure was the journey itself—the exploration, the discovery, and the stories she would carry forever. She looked at her grandmother and knew that many more adventures awaited her, both in stories and in life. As they walked back toward the lighthouse, Lena understood that sometimes, the greatest treasures are the memories we make and the stories we share.

Answer the following questions based on the passage above.