A bit like Phonemica. This website has recordings of different accents in Chinese language, including both by native speakers and non-native speakers. Read more.

hanyu123.weebly.com

This is a popular education channel which presents lectures of different kinds, where experts share their knowledge with ordinary people (which is quite different from lectures at universities held... Read more.

youtube.com

This site offers the Bible in many languages, including Chinese (Mandarin and Cantonese). There are two versions, one with drama and one without. You can also see the text while you listen (or just... Read more.

bible.is

This is the Chinese documentary that has gone viral recently, discussing air pollution in China. This documentary is in Chinese with Chinese subtitles (simplified). Excellent reading and listening ... Read more.

youtube.com

Another web-based resource with recorded audio for all syllables with all tones. You can also get the “spelling” of the syllable read to you, ie. Initial, final and then the whole syllable. Read more.

lost-theory.org

This is a very in-depth article about how Pinyin is written, focusing mainly on the letters used, the typeface, arrangement on the page, and so on. It probably contains more about this topic than y... Read more.

thetype.com