The document discusses serendipity in digital humanities research tools. It presents findings from interviews with historians and digital humanists about experiencing serendipity through physical and online research methods. Models of serendipity in information encountering are reviewed. The document also examines several digital tools designed to facilitate serendipity, analyzing their abilities to support noticing, stopping, examining, capturing, and returning to found information. Key findings indicate that environments which are trigger-rich and enable connections can lead to unexpected discoveries important for serendipity.