What are two aspects of Indian society and Aryan times that have lasted until present day?

The two aspects of Indian society that began in Aryan times (1500 BC to 600 BC) and have lasted till present day are:

1 : Caste System or Varnashrama, that is the society was divided into four water - tight compartments. Furthermore, it includes sub-castes and untouchables. The caste system is being still practiced in India.

2 : Worshiping various gods and nature like sun, moon, trees began with the Aryans and is still being practiced by Indians.