New I-35 traffic cameras, Zilker Garden Festival and 3 other things Central Austinites should know this week, March 20-26

Drivers can now view I-35 in downtown Austin in real time through 11 new traffic cameras.

Drivers can now view I-35 in downtown Austin in real time through 11 new traffic cameras.

1. Ever wanted to watch the downtown traffic pile up on I-35? Now you can. The Texas Department of Transportation last week launched 11 new traffic cameras to provide real-time data of the high through downtown Austin. The cameras are part of the agency’s Traffic Management System that utilizes technology to help reduce congestion and improve safety during construction.

2. The city of Austin is changing the way public information requests are made. Starting Monday, residents can email the city to get department records. Residents can also still submit requests through the city's online portal.

3. The ongoing conversation about the need for an expansion of the Austin Convention Center has some hoteliers paying attention. Representatives from the W Austin, Omni, Hyatt Regency and the Fairmont voiced their support for an expansion last week, saying it is the key to keeping the Austin tourism industry stable.

4. It's been 60 years since gardeners first united at the Zilker Garden Festival. As spring arrives in Texas, garden enthusiasts, families and artisans gather again this Saturday and Sunday at the Zilker Botanical Garden, where starting at 10 a.m. vendors will sell a variety of plants and garden-themed arts and crafts, pottery, jewelry, clothing and herbal products. Visit the Flower Show in the Garden Center to see floral designs and horticulture, or head to the Oakgrove for live music, food vendors and craft beer.

5. The $139,000 microhouse Kasita is now up for sale. Designed by Austin's "Professor Dumpster" Jeff Wilson, The 352-square-foot house debuted at the South by Southwest Conference & Festivals and is open for viewing at 1304 E. Fourth St.