Della Adventure Resort in Lonavala is a great property for a fun-filled getaway with family and friends. The adventure park offers a range of exciting activities, while the spa provides a perfect oasis to relax and unwind. The rooms are spacious and well-maintained, with stunning views of the mountains. The staff is courteous and helpful, ensuring a comfortable stay. However, some guests have complained about the high prices of food and adventure activities, and the need for better maintenance in certain areas.