Custom House is a historic building located in Dublin, Ireland. It is a neoclassical building designed by James Gandon, and was built between 1781 and 1791. It was originally used as a customs house for the collection of taxes on goods imported into Dublin. Today, the building is used for various government and administrative functions.

It’s a popular spot for visitors to Dublin and is known for its architectural beauty and historical significance. The building is open to the public, and visitors can take a tour of the building to learn about its history and architecture. Additionally, Custom House is also used for events and exhibitions, it’s an excellent location for photography as it’s a great example of neoclassical architecture.