Located in the shadow of the Capitol Building and near Union Station, The Liaison Capitol Hill is close to all the historic landmarks and attractions Washington, DC has to offer. Here, bigwigs rub elbows and museum goers rejoice. And did we mention our boutique hotel's rooftop pool? It's the biggest in the entire city. Have a monumental time. One of the most prestigious zip codes in America, Capitol Hill is home to manicured gardens, celebrated restaurants, and eclectic street fairs.