Royal Observatory, Cape of Good Hope, Astronomical observatory in Observatory district, Cape Town, South Africa

The Royal Observatory, Cape of Good Hope, is a former scientific institution founded in 1820 on a small hill 5 kilometres south-east of central Cape Town. Its main building now serves as the headquarters of the South African Astronomical Observatory. The site was declared a National Heritage Site in December 2018.

The observatory was founded in 1820 and stands as South Africa's oldest continuously active scientific institution. From its early days, it shaped how the region approached scientific advancement and timekeeping, a role it maintains to this day.

The observatory serves as a place where scientific curiosity is kept alive, drawing people interested in astronomy and discovery. The buildings and grounds reflect a tradition of sky observation that has shaped how the city relates to time and navigation.

Visitors can walk through the grounds and view the buildings and telescopes, which provides a good understanding of the work done there. It helps to check in advance what areas are publicly accessible and when tours are offered.

The observatory's site is now the headquarters of the South African Astronomical Observatory, formed in 1972 by merging with the Republic Observatory Johannesburg. Its main building, founded in 1820, was declared a National Heritage Site in December 2018. The suburb that grew around it took the name Observatory.