Timeline View visualizes anything with a start and end dates and is useful for allocating people and high level planning.
Features Roadmap is a common example:
See Entities of multiple Databases on the same Timeline (vacations together with feature allocations)
Drag and drop cards to change two dates, or drag the edge of cards to change start or end date.
Add new cards using drag and drop on empty space.
Filter cards and lanes.
Change timeline granularity using zoom (mouse scroll or pinch). Also switch between Dates, Weeks and Months using drop down in the top right corner.
Add new cards
On a Timeline View you can drag and drop cards to change planned dates and create new cards (just start drag movement in empty area):
Click on a small inbox icon near Timeline title to see all unplanned cards. You may click on a card to plan it for today. Then you can change planned dates right on a timeline view: