Richmond Castle is an Edwardian mansion, located near Kalutara. Built between 1900 and 1910, it was formally the country seat of Mudaliyar Don Arthur de Silva Wijesinghe Siriwardena.Currently open to the public, it was initially a spice plantation mansion that belonged to a wealthy regional governor. The estate is surrounded by lush gardens, creating a serene atmosphere that invites exploration. Inside, visitors can admire intricate wooden carvings, antique furniture, and beautifully crafted interiors that reflect the opulence of its era. Richmond Castle not only serves as a glimpse into the island’s colonial past but also offers insights into the lifestyle of Sri Lanka’s affluent families during that time. With its historical significance and picturesque setting, Richmond Castle stands as a testament to the island’s rich cultural heritage, making it a must-visit for history enthusiasts and travelers alike.