Glass collecting is the hobby of gathering various types of glass items, such as bottles, jars, and decorative pieces. Collectors often focus on specific styles, periods, or manufacturers, like Murano glass or Depression glass. The value of glass items can vary based on age, rarity, and condition. Many collectors enjoy researching the history and craftsmanship behind their pieces. They may attend auctions, estate sales, or antique shows to find unique items. Some also join clubs or online communities to share their collections and knowledge with others who share their passion for vintage glassware.