used to indicate existence or presence

वहाँ होता है

English Usage: "There are many options available."

Hindi Usage: "वहाँ कई विकल्प उपलब्ध हैं।"

refers to a place or position

वहां

English Usage: "We went there for vacation."

Hindi Usage: "हम वहां छुट्टी मनाने गए।"

indicates a place or location

वहाँ

English Usage: "Put the book over there."

Hindi Usage: "किताब वहाँ रख दो।"

used to express satisfaction or to provide reassurance

देखा

English Usage: "There! It's done!"

Hindi Usage: "देखो! हो गया!"