You can quickly find track using the track search. On browser, click "Tracks" and find the search box:
Enter keywords and press "Search" or hit Enter. To use multiple keywords, join them by "AND".
The search will turn up not only experimental assay tracks, but annotation tracks (e.g. genes or repeats), and tracks from your datahub or custom tracks. Track must be labeled with corresponding keyword or annotated using a matching metadata term to be found out.
To see information of a track, right click and select Information:
Track information will be shown as various categories:
Gray boxes in the top row are metadata terms used to annotate this track. Click a term to show its hierarchy in the controlled vocabulary: