Hello, how may I help you? Do you have contact information for datings.com Hi!I need help with something. How can i help you? Can you tell me what's the tallest indoor waterfall? the worlds tallest indoor water fall is in Singapore Great. How tall is it? It is 115feet tall Okay. Can you tell me where's the tallest waterfall in the world? the tallest water fall is in Venezuela Okay. Thanks! You're welcome