Where is the detailed map of the constellation?

Follow the direction of the barrel handle, you can find a bright star, that is, arcturus in Capricorn, and then you can reach the main star of Virgo. Near Ursa major, you can find a small constellation called Canis major. In this small constellation, there is a spiral nebula, M5 1, which is a famous extragalactic galaxy. Virgo is regarded as the god in charge of agriculture, which is slightly southwest of its main star, arcturus. It's a four-star crow Below the crow is the tail of Ophiuchus, which spans half the sky from east to west. It is one of the largest constellations in the whole day. Northeast of Ophiuchus is the famous Leo. It is the brightest center in the starry sky on a spring night. The main star of the constellation Leo, whose middle name is Xuanyuan 14, is a first-class star on the ecliptic. Sometimes when a bright planet approaches, it is very beautiful. Virgo. From its main star, arcturus, to the southwest, it is a four-star constellation. Below it is Ophiuchus's tail, which spans more than half of the sky from east to west. It is one of the largest constellations in the whole day.