Roman Catholic Diocese of Phoenix

The following is a timeline of the history of the city of Phoenix, Arizona, United States.

Rosson House, at 113 North 6th Street at the corner of Monroe Street in Downtown Phoenix, Arizona, is a historic house museum in Heritage Square. It was built between 1894 and 1895 in the Stick-Eastlake - Queen Anne Style of Victorian architecture and was designed by San Francisco architect A. P. Petit, his final design before his death. Named for Dr. Roland Lee Rosson and his wife Flora Murray Rosson, the house changed hands numerous times before being purchased by the City of Phoenix and restored to its original condition. The house was added to the National Register of Historic Places in 1971.

Pizzeria Bianco is a pizza restaurant in downtown Phoenix, Arizona established in 1987 by Chris Bianco, and has earned very positive reviews by notable food critics. Nationally recognized for its pizzas, the restaurant's small seating capacity can lead to wait times that sometimes surprise casual patrons. The restaurant features a wood-fired oven and homemade mozzarella cheese used in pizzas primarily fashioned by the owner himself. In 2013, the restaurant established a second location in the Biltmore Area of Phoenix. In 2022, the restaurant opened a third location, in Los Angeles.

The Arizona Science Center, at 600 East Washington Street in downtown Phoenix, Arizona, is a science museum located in Heritage and Science Park. It was founded in 1984 as the Arizona Museum of Science & Technology in a downtown storefront, Its current building, designed by Antoine Predock, was completed in 1997. Along with daily demonstrations throughout the Center, the Center provides shows in the Dorrance Planetarium and in a five-story, giant screen IMAX Theater.

Heritage and Science Park, located between East Monroe, East Washington, North 5th and North 7th Streets in downtown Phoenix, Arizona includes Heritage Square – a historic site anchored by the Rosson House – the Arizona Science Center, and the building of the former Phoenix Museum of History.

The F. S. Baird Machine Shop, located at 632 East Adams Street between North 6th and North 7th Streets in downtown Phoenix, Arizona, is part of Heritage Square, a collection of historic buildings dating from the city's earliest days. It was built in 1928 by Kathryn Baird, who opened a machine shop there with her son Arthur in 1929. After Arthur left the business in 1931, George W. Wilson operated a machine shop business in the building until 1933, followed by various other owners until 1941. Between 1947 and 1964, a variety of industrial shops occupied the space. In 1978, the city of Phoenix purchased the vacant building to add it to Heritage Square, which is anchored by the nearby Rosson House. It is currently the site of a pizza restaurant.The one-bay building has a pitched truss roof with stepped parapet eaves, segmented arch double-hung wood windows and a double-hung entrance in the center. It was added to the National Register of Historic Places in 1985.

The Phoenix Convention Center is an events venue in downtown Phoenix, Arizona located along East Monroe, East Washington, East Jefferson, North Second, North Third, and North Fifth Streets. It opened in 1972 and hosts national and regional conventions and trade shows as well as consumer events and theatrical productions. It consists of three buildings: the North and West Buildings are connected underground by a shared exhibit hall and by a skyway bridge over North Third Street, while the South Building is a stand-alone facility. In addition, the "Third Street Canyon" between the North and West Buildings can be used as an outdoor event space.

St. Mary's Basilica – officially The Church of the Immaculate Conception of the Blessed Virgin Mary – is a church of the Diocese of Phoenix located at 231 North 3rd Street at the corner of East Monroe Street in downtown Phoenix, Arizona. It was previously known as St. Mary's Church. It was built from 1902 to 1914 in a combination of the Mission Revival and Spanish Colonial Revival styles, and was dedicated in 1915. It replaced an earlier adobe church built in 1881 when the parish was founded. The parish has been staffed by the Franciscan Friars since 1895. The current church was elevated to a minor basilica by Pope John Paul II in 1985. The oldest Catholic parish church in the greater Phoenix area, St. Mary's was the only parish in Phoenix until 1924 and is home to Arizona's largest stained glass windows collection and a 26-rank pipe organ built by the Schantz Organ Company.

The Translational Genomics Research Institute (TGen) is a non-profit genomics research institute based in Arizona, United States.

The University of Arizona College of Medicine – Phoenix was initially established as a branch campus of University of Arizona College of Medicine in Tucson in 2007, but became an independent medical school in 2012.

Phoenix Union High School (PUHS) was a high school that was part of the Phoenix Union High School District in downtown Phoenix, Arizona, one of five high school-only school districts in the Phoenix area. Founded in 1895 and closed in 1992, the school consisted of numerous buildings on a campus which by 1928 consisted of 18 acres. In 1982, the majority of the campus was listed on the National Register of Historic Places as the Phoenix Union High School Historic District The PUHS campus was included in the Phoenix Historic Property Register in 1986, and received landmark designation in 2003. The campus is now part of the Phoenix Biomedical Campus, including three buildings on East Van Buren Street between North 5th and North 7th Streets built in 1911-1912 and designed by Norman Foote Marsh in the Neoclassical style. As of 2007, these three buildings became part of the University of Arizona College of Medicine - Phoenix.

Symphony Hall is a multi-purpose performing arts venue, located at 75 North 2nd Street between North 3rd Street and East Washington Street in downtown Phoenix, Arizona. Part of Phoenix Civic Plaza, the hall is bounded to the north by the West Building of the Phoenix Convention Center. The Hall is the home of the Phoenix Symphony, Arizona Opera, and Ballet Arizona, and the site of numerous other performances. It was built from 1969 to 1972 and was designed by Charles Luckman in the Brutalist style. The Hall was renovated in 2004.