Hotel design involves the planning, drafting, design and development of hotels. The concept of hotel design is rooted in traditions of hospitality to travellers dating back to ancient times, and the development of many diverse types of hotels has occurred in many cultures. For example, the advent of rail travel in the early 1900s led to the planning, design and development of hotels near railroad stations that catered to rail travelers. Hotels around Grand Central Station in New York City are an example of this phenomenon. Hotel interior design and styles are very diverse, with numerous variations existent.