Courtyard Washington, DC Dupont Circle Hotel

The Elliott Coues House is a historic house at 1726 N Street NW, in the Dupont Circle neighborhood of Washington, D.C. Built about 1880, it was the home of 19th-century historian and ornithologist Elliott Coues (1842–99) from about 1887 until his death. Coues helped found the American Ornithologists' Union in 1883 and edited about 15 volumes of journals, memoirs, and diaries by famous Western explorers and fur traders. The house was declared a National Historic Landmark in 1975.

The Mauritian ambassador in Washington, D. C. is the official representative of the Government in Port Louis to the Government of the United States. He is also Permanent Representative next the Headquarters of the United Nations.

The General Federation of Women's Clubs Headquarters, also known as the Miles Mansion, is a social clubhouse headquarters in Washington, D.C. Built as a private residence in 1875, it has served as the headquarters of the General Federation of Women's Clubs (GFWC) since 1922. It was declared a National Historic Landmark in 1991 for its association with the federation, which serves as an umbrella organization for women's clubs, a social movement dating to the mid-19th century. Tours of the headquarters, available by appointment, provide information about the activities of the GFWC and several historic rooms, including the 1734 entryway, the Julia Ward Howe Drawing Room, the dining room, music room and the GFWC International President's office. The headquarters also features changing exhibits of art, photographs and artifacts from its collections.

The Trinidadian and Tobagonian ambassador in Washington, D.C. is the official representative of the government of the Republic of Trinidad and Tobago to the government of the United States and representative to the Organization of American States.

The Embassy of Trinidad and Tobago in Washington, D.C. is the diplomatic mission of the Republic of Trinidad and Tobago to the United States. It is located at 1708 Massachusetts Avenue, Northwest, Washington, D.C., in the Embassy Row neighborhood, near Scott Circle.The Ambassador is HE Brigadier General (Ret'd.) Anthony W.J Phillips-Spencer.

The Paul H. Nitze School of Advanced International Studies (SAIS) is a specialist graduate school of Johns Hopkins University devoted to the study of international relations, diplomacy, and public policy. SAIS has additional campuses in Bologna, Italy, and Nanjing, China. The Nitze School was established in 1943 by Paul H. Nitze and Christian Herter who were seeking new methods of preparing men and women to cope with the international responsibilities that would be thrust upon the United States in the post-World War II world. Nitze feared the diplomatic and economic expertise developed in World War II might get lost if the nation became isolationist. Originally founded as a standalone graduate school, it became a part of The Johns Hopkins University in 1950.The SAIS Washington, D.C. campus is located on Massachusetts Avenue NW's Embassy Row, just off Dupont Circle and across from the Brookings Institution and the Carnegie Endowment for International Peace, and next to the Center for Global Development and the Peterson Institute. The school has hosted world leaders on a regular basis for public debate in international affairs.

The Micronesian ambassador in Washington, D. C. is the official representative of the Government in Palikir to the Government of the United States.

The Embassy of Chile in Washington, D.C. is the diplomatic mission of the Republic of Chile to the United States. It is located at 1732 Massachusetts Avenue, Northwest, Washington, D.C., in the Embassy Row neighborhood. The embassy has been located there since 1973. The embassy also operates Consulates-General in Miami, Los Angeles, San Francisco, Houston, Chicago, and New York City.The ambassador is Juan Gabriel Valdés. The ambassador's residence is located further northwest on Embassy Row, 2305 Massachusetts Avenue NW. Designed by architect Nathan C. Wyeth, the residence has belonged to the Republic of Chile since 1923.

The Peruvian ambassador in Washington, D. C. is the official representative of the Government in Lima to the Government of the United States.

The Embassy of Peru in Washington, D.C., also known as the Emily J. Wilkins House, is the diplomatic mission of the Republic of Peru to the United States. It is located at 1700 Massachusetts Avenue, Northwest, Washington, D.C., in the Embassy Row neighborhood.The embassy also operates Consulate-Generals in Atlanta, Boston, Chicago, Dallas, Denver, Hartford, Houston, Los Angeles, Miami, New York City, Paterson, New Jersey, San Francisco.Since 2019, Hugo de Zela Martínez has been the ambassador of Peru to the United States.The Residence of the Ambassador is Battery Terrill, a Colonial Revival-styled mansion located in Northwest Washington, D.C. The 25-acre estate of wooded land adjoining Rock Creek Park is considered the largest private property in Washington, D.C.

An outdoor 2009 bust of Bernardo O'Higgins by Galvarino Ponce Morel is installed outside the Embassy of Chile in Washington, D.C., in the United States.

The Cathedral of St. Matthew the Apostle in Washington, D.C., most commonly known as St. Matthew's Cathedral, is the seat of the Archbishop of the Roman Catholic Archdiocese of Washington. As St. Matthew's Cathedral and Rectory, it has been listed on the National Register of Historic Places since 1974.The cathedral is in downtown Washington at 1725 Rhode Island Avenue NW between Connecticut Avenue and 17th Street. The closest Metrorail station is Farragut North, on the Red Line. It is seven blocks north and two blocks west of the White House.