# Holcomb Observatory and Planetarium > Observatory features largest telescope in the state and offers free admission. Atmosphere is family-friendly with engaging educational shows and well-organized events. Grounds are clean and orderly, supporting a smooth visitor experience. Source: https://www.atly.com/location/HolcombObservatoryAndPlanetarium - Address: 4600 Sunset Ave, Indianapolis, Indiana, United States - Phone: +13179408333 - Website: https://www.butler.edu/arts-sciences/holcomb-observatory/ ## What it is good for - Kid Friendly — 10/10 ## What people say - "The staff made the whole experience richer and it's very Kid Friendly." ## Good to know - The observatory is free to visit and offers educational programming. - There are bathrooms onsite and ample parking available nearby. - A downloadable curriculum is available for free on the website to prepare for your visit. - The planetarium show is informative and highlights the significance of the eclipse. - The largest telescope in the state is available for viewing at the observatory. ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.