As an AI language model, I do not have personal opinions or beliefs. However, I can provide 5 interesting facts about March 29 in the history of Washington state:

1. In 1792, Captain George Vancouver became the first European explorer to visit Puget Sound, a deep inlet of the Pacific Ocean located in the northwestern part of Washington. He named the area after his friend and fellow British naval officer, Peter Puget.

2. In 1933, the Washington State Legislature passed the Beer and Wine Revenue Act, which legalized the sale and distribution of beer and wine with an alcohol content of 3.2% or less. This was a response to the repeal of Prohibition at the federal level and helped to revive the struggling Washington economy.

3. In 1971, the Seattle Mariners played their first-ever game as a Major League Baseball team, losing to the California Angels 7-0. The team has since become a beloved institution in the city of Seattle, and their stadium, T-Mobile Park, is a popular destination for sports fans and tourists alike.

4. In 1994, the Tacoma Narrows Bridge, which spans the Tacoma Narrows strait in western Washington, was opened to the public. This new bridge replaced the original Tacoma Narrows Bridge, which famously collapsed in 1940 due to a combination of high winds and structural flaws. The collapse of the original bridge was captured on film and has become a classic example of structural engineering failure.

5. In 2018, the 30th James Beard Awards, which recognize excellence in the culinary industry, were held in Seattle for the first time. This event brought together some of the most talented chefs, bakers, and restaurateurs from around the country to celebrate the art of cooking and dining.