Hollow Hills National Park

Spark containers will save your bones in Mina the Hollower. Here's where to find every spark container upgrade.

Vial pouches increase the number of plasma vials you can hold in Mina the Hollower. Here's where to find them all.

Poppit has three secret shops in Mina the Hollower. Here's every Poppit location and what you can buy in each shop.

Mirrors are mysterious objects in Mina the Hollower that allow you to enter a new world. Here's where you can find them all.

The kite is definitely holding something in Mina the Hollower, but it's a little tricky getting it down. Here's how to hit the kite to get a reward.