Nimbasa City is the city in Unova with the fourth gym. It is a rather technological city and has a variety of special areas of interest. First area of note is the Gear Station which gives you access to the Battle Subway

Musical Hall
At the north east of the city is the special Pokémon Musical Hall where you can take part in the variety of Pokémon Musicals with your Pokémon

Sports Dome
Next to the Musical Hall are two Sports Domes. The Little Dome & The Big Dome both hold different sports events each day at different times. In these times, you can go in and battle & rebattle a variety of trainers. Click here for more details

Battle Institute
After you have beaten the Pokémon League, beside the Pokémon Centre is a new area where you can test out your various Pokémon teams through seven consecutive battles. You then get ranked based on your performance. Click here for more details

Gym (Black & White)
The Gym is in the eastern part of the city and features a roller coaster system where you need to travel through the gym and reroute the various tracks to get to the Gym Leader.

Gym (Black 2 & White 2)
The Gym in Black 2 & White 2 has moved to a new building to the east of the old one. This gym has a long catwalk where trainers will appear and battle before reaching Elesa