You feel somewhat disoriented as you pass through...
This is the Interactive Fiction Archive at www.ifarchive.org.
You may be interested in...
The list of all directories is a table of contents of the entire Archive, in order. The list of files, sorted by date is a (long) index of every file. You can also see the entries of the past week, past month, past three months, or past year.
Or, go delving into the hierarchical tree shown below.