There are four nice, free, online videos that visually shows and verbally narrates the ADA requirements for:

• Wheelchair Maneuvering
• Maneuvering at Doors
• Accessible Toilet Rooms
• Accessible Bathing Facilities

http://www.access-board.gov/guidelines-and-standards/buildings-and-sites/about-the-ada-standards/guide-to-the-ada-standards/animations