Type a title and notes related to this place.You need at least the first line, which is the title.
Select one or more coloured tags to show roughly what this is about.
Add pictures, sound files, or other files. The pictures will play in sequence like a slide show. Drag a thumbnail to change the sequence. Right-click/long-touch a picture to give it a title. To have a sound file play while the slides change, upload the file here.
To synchronise sounds and pictures, use a sound app to snip the sound file into separate parts for each picture. Right-click/long-touch each picture to attach its sound file.
To attach a YouTube video, first add a picture. Then in YouTube, get a share link like https://youtu.be/... Then back here, right-click/long-touch the picture and paste the link.