In Walt Disney world, Alice can be found regularly in the Magic Kingdom, usually up by the Tea Cups in Fantasyland. She often makes appearances at the UK in EPCOT also.
In Disneyland California, Alice is regularly found in random parts of Fantasyland, such as behind the Matterhorn, or is a regular at the Musical Chairs event that happens at Refreshment Corner on Main Street USA.
In Disneyland Paris, Alice can usually be found up by the Mad Hatter’s Tea Cups in Fantasyland, or by “it’s a small world”.
Alice appears on select Cruises. Check your Personal Navigator for details.
In Tokyo Disneyland, Alice meets her fans near the Tea Cups in Fantasyland.
In Hong Kong Disneyland, again, she meets near the Tea Cups.