Mandir is a combination of two meaningful words viz. Man + Ander. Basically, the temple is a tool over which a pyramid is purposely architected that elevates your fire upwards hence visiting there you enter your soul, do self-analysis, your questions disappear where and you enter the state of zero or Shunya. Pt. Rahul Kaushal Ji have beautifully explained the concept in detail. The video will completely change your views about Mandir/temple.