Richmond Castle, located near Kalutara, Sri Lanka, is a grand Edwardian mansion showcasing a blend of British and Indian architectural styles. Built in the early 20th century, it features intricate carvings, stained glass windows, and expansive gardens. While generally accessible, visitors with mobility issues may find some areas challenging due to stairs and uneven terrain. Solo visits are easily manageable, allowing you to explore at your own pace, though guided tours offer deeper insights into the castle's history and significance. The castle is generally open year-round, but checking in advance for special events or closures is advisable. The entrance fee is relatively modest, making it an affordable attraction. A typical visit duration ranges from 1 to 2 hours, providing ample time to appreciate the architecture and surroundings.