901 New York Avenue

The Henley Park Hotel is a 96-room boutique style hotel located on 10th street and Massachusetts Avenue NW in Washington, DC. It features an upscale restaurant, The Tavern, and is noted for its unique architecture. The Henley Park Hotel is a member of Historic Hotels of America, the official program of the National Trust for Historic Preservation.

The Carpenters Building (also known as United Brotherhood of Carpenters and Joiners-Local 132) is an historic office building located at 1010 10th Street (also known as 1001 K Street, N.W.) Northwest, Washington, D.C., in the Mount Vernon Square neighborhood.

The Washington Convention Center in Washington, D.C. was a convention center located one block southwest at 909 H Street NW, occupying the city block bounded by New York Avenue, 9th Street, H Street, and 11th Street. Construction on the center began in 1980, and it opened on December 10, 1982. At 800,000 square feet (74,000 m2), it was the fourth largest facility in the United States at the time. However, during the 1980s and 1990s, numerous larger and more modern facilities were constructed around the country, and by 1997 the Washington Convention Center had become the 30th largest facility.After being replaced by the new Walter E. Washington Convention Center, the old convention center was demolished via explosive devices at approximately 7:30 a.m. on December 18, 2004, the first implosion in the city since the Capital Garage was razed in 1974. Until 2011, the 10-acre (40,000 m2) site was a municipal parking lot that was also used as the intercity bus terminal for Megabus and BoltBus. The site was also used for special events such as Cirque Du Soleil and the home of the Washington Kastles Stadium. However, construction of a new $950 million complex called CityCenterDC on the site began in March 2011.

The American Federation of Labor Building is a seven-story brick and limestone building located along Massachusetts Avenue in Washington, D.C. Completed in 1916, it served as the headquarters of the American Federation of Labor until 1955, when it merged with the Congress of Industrial Organizations to form the AFL-CIO. It remained a trade union headquarters until 2005, when it was sold to the developers of the Washington Marriott Marquis hotel. The building exterior, the only historical element remaining of the building, is now part of that structure. It was declared a National Historic Landmark in 1974. It housed the American Federation of Labor for 40 years.

The Cato Institute is an American libertarian think tank headquartered in Washington, D.C. It was founded in 1977 by Ed Crane, Murray Rothbard, and Charles Koch, chairman of the board and chief executive officer of Koch Industries. Cato was established to have a focus on public advocacy, media exposure and societal influence. According to the 2017 Global Go To Think Tank Index Report (Think Tanks and Civil Societies Program, University of Pennsylvania), Cato is number 15 in the "Top Think Tanks Worldwide" and number 10 in the "Top Think Tanks in the United States".The Cato Institute is libertarian in its political philosophy, and advocates a limited role for government in domestic and foreign affairs as well as a strong protection of civil liberties. This includes support for lowering or abolishing most taxes, opposition to the Federal Reserve system, the privatization of numerous government agencies and programs including Social Security, the Affordable Care Act and the United States Postal Service, demilitarization of the police, along with adhering to a non-interventionist foreign policy.

Marriott Marquis Washington, DC is a luxury hotel located on Massachusetts Avenue NW, in NW, Washington, D.C., United States. The hotel is connected to the Walter E. Washington Convention Center across 9th Street NW via an underground concourse. The Washington Marriott Marquis is considered a "convention center headquarters hotel", designed both to provide lodging for attendees at the Walter E. Washington Convention Center across the street, and to augment the convention center by providing smaller, more versatile meeting rooms. The hotel has 100,000 square feet (9,300 m2) of meeting room space, which includes a 30,000-square-foot (2,800 m2) main ballroom and two smaller 10,800-square-foot (1,000 m2) ballrooms. The building is topped by a 18,800-square-foot (1,750 m2) glass-encased penthouse, and a 5,200-square-foot (480 m2) outdoor event terrace. The hotel is owned by Capstone Development, the District of Columbia, ING Clarion Real Estate Investment, Marriott International, and Quadrangle Development Corporation. The operator is Marriott International. It opened on May 1, 2014, and has 1,175 rooms (which includes 49 suites), a lobby with multi-story atrium, and four dining outlets on the first floor. The hotel has 14 stories above ground, and four stories below.

Mount Vernon Square is a city square and neighborhood in the Northwest quadrant of Washington, D.C. The square is located where the following streets would otherwise intersect: Massachusetts Avenue NW, New York Avenue NW, K Street NW, and 8th Street NW.

CityCenterDC is a mixed-use development consisting of two condominium buildings, two rental apartment buildings, two office buildings, a luxury hotel, and public park in downtown Washington, D.C. It encompasses 2,000,000 square feet (190,000 m2) and covers more than five city blocks. The $950 million development began construction on April 4, 2011, on the site of the former Washington Convention Center—a 10.2-acre (4.1 ha) site bounded by New York Avenue NW, 9th Street NW, H Street NW, and 11th Street NW. Most of the development was completed and open for business by summer 2015. The luxury hotel Conrad Washington, DC, opened in February 2019.The development is one of the largest 21st-century downtown projects in the United States, and the largest urban development on the East Coast of the United States until the December 2012 groundbreaking of Manhattan's Hudson Yards. It has been described as "a modern-day Rockefeller Center" by Hector Falconer at The New York Times. The Washington Post architectural critic Steven Pearlstein, writing in 2003, said the project will "reshape" downtown D.C.The D.C. deputy mayor for economic development characterized the project in 2004 as "the capstone of an effort to move the center of energy from the Mall to downtown". D.C. Mayor Anthony A. Williams said in 2005 it was "the crowning achievement in the rebirth of our downtown". In 2007, D.C. Mayor Adrian Fenty called the development a "live, work and play environment unlike anywhere else in D.C."Metro Center and Gallery Place, two of the city's busiest Metro stations, are within three blocks of the development.

The Samuel Gompers Memorial is a bronze statue in Washington, D.C., listed on the National Register of Historic Places. It is located at the intersection of 10th Street, L Street, and Massachusetts Avenue, Northwest, Washington, D.C. The statue is in memory of Samuel Gompers, an English-born American cigar maker, labor union leader and a key figure in American labor history.

1010 Mass is a high-rise building in Washington, D.C. The building rises 15 floors and 157 feet (48 m) in height. The building was designed by architectural firm Esocoff & Associates and was completed in 2007, making it one of the most recently constructed high-rises in the city. As of July 2008, the structure stands as the 24th-tallest building in the city, tied in rank with 1620 L Street, 1333 H Street, 1000 Connecticut Avenue, the Republic Building, 1111 19th Street, the Army and Navy Club Building and the Watergate Hotel and Office Building. 1010 Mass is an example of postmodern architecture, with a facade composed of brick and cast stone. The structure is composed almost entirely of residential units, with a total of 163 condominiums; the lowest floor is used for retail. The entire structure also rises above a 169-unit underground parking garage.

Asbury United Methodist Church, originally known as Asbury Chapel, is a historic church in Northwest, Washington, D.C. built on the corner of 11th and K Streets. It was placed on the District of Columbia Register of Historic Places on November 1, 1986. It was added to the National Register of Historic Places in 1986. In 2003, the National Park Service approved the listing of Asbury on the National Underground Railroad Network to Freedom.

The Lingua is a sculpture by American artist Jim Sanborn located at the Walter E. Washington Convention Center.