The Historic Retreat Hotel is a charming boutique hotel nestled in a historic building in Washington, D.C. It offers a unique swimming pool experience with its indoor pool housed in a beautifully restored atrium. The pool area is surrounded by lush greenery and natural light, creating a serene and inviting atmosphere. Guests can take a refreshing swim or simply unwind by the poolside, enjoying the peaceful ambiance. The Historic Retreat Hotel is the perfect choice for travelers seeking a hotel with a unique and historic swimming pool in D.C.