Colombo District, located in the Western Province of Sri Lanka, is the smallest by land area but the most densely populated district in the country. It is the economic and administrative hub of Sri Lanka, with Colombo City as the capital and largest urban center. Colombo District offers a mix of modern cityscapes, historical landmarks, cultural sites, and a vibrant coastal atmosphere. Colombo City is the heart of Sri Lanka's economy, housing major government offices, corporate headquarters, and international businesses. The skyline is dotted with high-rise buildings, including luxury apartments, offices, and hotels.

Gampaha District is located in the Western Province of Sri Lanka, just north of Colombo District. Known for its mix of urban development, historical sites, and lush greenery, Gampaha serves as an important cultural and economic hub. Its proximity to Colombo and the Bandaranaike International Airport makes it a frequently visited district. The district features a mix of urban areas, suburban towns, and rural landscapes, with rivers, wetlands, and forest reserves adding to its natural charm. Gampaha is an industrial and commercial hub, with major factories, plantations, and service industries.

Kalutara District, located in the Western Province of Sri Lanka, is a beautiful region known for its coastal charm, rich cultural heritage, and lush greenery. Positioned south of Colombo, it is a popular destination for beach lovers, history enthusiasts, and those seeking a relaxing getaway amidst nature. The district boasts a stunning coastline with golden sandy beaches, coconut palms, and a tranquil ambiance. Kalutara is a favorite destination for water sports, sunbathing, and seaside relaxation. The district is known for its rubber and coconut plantations, along with picturesque rivers and waterways.