Question: When did the shopping mall across Central Avenue from Northway Shopping Center open?

Context articles: Westlake Park (Seattle)
Bay Plaza Shopping Center
Golf Mill Shopping Center
Stanford Shopping Center
Asematunneli
The Oaks (Thousand Oaks, California)
Northway Shopping Center
Springdale Mall
Colonie Center
Tower Mall

Westlake Park is a 0.1 acre public plaza in downtown Seattle, Washington, USA.
 Extending east from 4th Avenue up to and including a former portion of Westlake Avenue between Pike and Pine Streets, it is across Pine Street from the Westlake Center shopping mall and Westlake station, a major monorail and light rail hub.
 The park and mall are named for Westlake Avenue, which now terminates north of the mall, but once ran two blocks farther south to Pike Street through the present site of the mall and park.
 Westlake Park is considered Seattle's "town square" and celebrities and political figures often make appearances or give speeches from the four-story shopping center's balcony.
Bay Plaza Shopping Center is a shopping center on the south side of Co-op City, in the Bronx, New York.
 In addition to various department stores and shops, such as Macy's, JCPenney, Staples, Kmart and Old Navy, it has a multiplex movie theater, several restaurants, a fitness club, and some office space.
 It used to operate a Barnes and Nobles bookstore across the mall but was shut down.
 Constructed from 1987 to 1988 by Prestige Properties, the shopping center is located between Bartow and Baychester Avenues, just outside Sections 4 and 5 of Co-op City, on an open lot that from 1960 to 1964, was the site of Freedomland USA.
 The Bay Plaza Shopping Center is the largest shopping center in New York City.
 Since opening over 25 years ago, it has become extremely successful, the center claims to hold some of the highest performing stores on a per-square-foot basis for many national retailers.
Golf Mill Shopping Center is a shopping mall located on 239 Golf Mill Center in Niles, IL, United States.
 The shopping center has a gross leasable area of 1.1 million square feet.
 It is managed by Sterling Retail Services.
 It borders the intersections of Golf Road (Illinois Route 58), Milwaukee Avenue (Illinois Route 21) and Greenwood Avenue.
 The shopping center has over 100 specialty shops, five department stores (JCPenney, Sears, Target, Kohl’s and Ross Dress for Less), an AMC Theatres, two grocery stores (Shop & Save Market, Gordon Food Service Store), an XSport Fitness gym, a 9-story office tower and other outparcels.
Stanford Shopping Center is an upscale open air shopping mall located on Route 82 (El Camino Real) at Sand Hill Road in Palo Alto, California.
 It is on the campus of Stanford University although the university only owns the land and not the actual buildings or stores.
 Also, unlike the rest of the campus, the shopping center and the neighboring Stanford University Medical Center are part of the city of Palo Alto, not the census-designated place (CDP) of Stanford, California.
 The shopping center buildings are owned by Simon Property Group, which manages the property and leases the land from the university.
Asematunneli (Swedish: "Stationstunneln" ) is an underground shopping center connecting the Helsinki Central railway station and City-Center in downtown Helsinki, Finland.
 The area also has a ticket sales area for the Rautatientori metro station and connections to the nearby Forum shopping mall as well as Stockmann and Sokos department stores.
 The shops and supermarkets in Asematunneli are licensed to stay open longer than normal as well as during the national holidays, making the shopping center an important location for last minute and emergency shopping for the people of the greater Helsinki area.
 Kamppi Center and the bottom floor of Sähkötalo across Fredrikinkatu can also be accessed via underground tunnels by going through the Forum shopping mall first.
 The interconnecting areas provide for convenient movement across a wide area of central Helsinki, and allow pedestrians to escape the rain, snow, and cold weather that dominate much of the Finnish calendar.
The Oaks Shopping Center is a two-level indoor/outdoor, super-regional shopping mall located in Thousand Oaks, California.
 It is owned and managed by Macerich.
 Accessible from the US Highway 101 Ventura Freeway midway between downtown Los Angeles and Santa Barbara, it is one of two malls in its area (competing with the Simi Valley Town Center) and the largest shopping center in Ventura County.
 The 1300000 sqft mall was originally built in 1978 and was renovated in 1993.
 Starting in February 2007, the center has undergone an extensive upgrade including interior finishes, restrooms, entrance canopies and skylights to reflect a modern Spanish and Santa Barbara-influenced design.
 The expansion includes a demolition of the then-vacated Broadway building and a Muvico 14-screen stadium seat theater and Bogarts, a full-service restaurant, built in its place.
 Additional features include a 10-unit Spanish Dining Hall and amenities like family restrooms with granite, stacked flagstone and limestone tile.
 Centered on the theatre are four sit-down restaurants: Lazy Dog Cafe and Red Robin, which are both connected to a 112330 sqft retail expansion in an outdoor environment, while Olive Garden and Red Lobster are located across the parking lot.
 The Cheesecake Factory is located inside the Shopping Center with patio dining available.
Northway Shopping Center (formerly known as Northway Mall until 2012) is a big box retail center in Colonie, New York along Central Avenue (NY Route 5).
 From 1970 to 1999, it was an enclosed shopping mall with several out buildings.
 It is located across Central Avenue from Colonie Center, an enclosed shopping mall.
Springdale Mall is a shopping center located in Mobile, Alabama, United States, directly across from Bel Air Mall.
 Opened in 1959 as an open-air shopping center, Springdale Mall was later redeveloped as an enclosed shopping center.
 Facing competition from larger shopping centers in the area, Springdale was demolished in stages in the 2000s, with most of the former enclosed mall being replaced with big box stores.
Colonie Center is a shopping mall located in Colonie, a suburb of Albany, at the intersection of Central Avenue, Wolf Road, and Interstate 87.
 Opening in 1966, it was the first enclosed shopping mall in New York's Capital Region.
 The mall has successfully updated its tenant mix, image, and look on an ongoing basis to keep up with the times, as can be seen from the list of stores on the mall's website.
 The two-story mall has an area of about 1300000 sqft and contains approximately 120 stores as well as a food court.
 Colonie Center was owned by Feldman Mall Properties until 2009, when it was sold to Heitman Value Partners.
 In April 2013, Heitman sold the mall to KKR & Co.
 L.P., partnered with Colonie Pacific.
Tower Mall was a shopping mall located in Portsmouth, Virginia.
 The shopping mall opened in 1973.
 The mall's original primary anchors were Bradlees (originally J.M. Fields) and Montgomery Ward.
 It also had some of the most popular mall chains of the 1970s and 1980s including Orange Bowl and Merry Go Round.
 Primary anchors left the mall vacant by the mid-1990s.
 The building was demolished in 2001, to make way for a big-box shopping center.
 Victory Crossing shopping center currently occupies the site of the former Tower Mall.