Here is a list of Pokémon Labs. They usually have a cluster of Pokémon around them, and are a good place to start collecting!
Every Google maps user has a home Lab, which can be returned to through the search bar. Each continent has a Lab somewhere:
- Africa - Trou Aux Cerfs Volcano, Mauritius
- Asia - Roppongi Hills, Minato, Tokyo, Japan
- Europe - CERN, Geneva, Switzerland
- North America - Googleplex, Mountain View, California, United States
- Oceania - Sydney Observatory, Sydney, Australia
- South America - Charles Darwin Research Station, Santa Cruz, Galapagos Islands, Ecudaor