

Это очень древний город, ему тысяча лет.
This is a very ancient city; it's a thousand years old.
В отпуске мы ходили в древний храм.
On vacation we went to an ancient temple.
Ты интересуешься древней историей?
Are you interested in ancient history?
"древний" is in the lesson "Adjectives 4" (Level 17), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.