A foundation for building walls or facilities on. Made from wood, it breaks easily.

Walls built on foundations for keeping out intruders. Made from wood, it breaks easily.

Wall built on a foundation for keeping out intruders. Includes a window. Made from wood, it breaks easily.

Triangular wall built on a foundation for keeping out intruders. Made from wood, it breaks easily.

A roof built on top of walls to keep out the rain and wind. Made from wood, it breaks easily.

Slanted roof built on top of walls to keep out the rain and wind. Made from wood, it breaks easily.

Stairs placed below a foundation or roof for climbing up. Made from wood, it breaks easily.

Door built on a foundation. Becomes an entrance. Made from wood, it breaks easily.

Column for structural support. Made from wood, it breaks easily.

Gate large enough for big Pals to pass through. Made from wood, it breaks easily.

Massive defensive wall to prevent enemy intrusions. Made from wood, it breaks easily.

A foundation for building walls or facilities on. Made from stone, it is reasonably sturdy.

Walls built on foundations for keeping out intruders. Made from stone, it is reasonably sturdy.

Wall built on a foundation for keeping out intruders. Includes a window. Made from stone, it is reasonably sturdy.

Triangular wall built on a foundation for keeping out intruders. Made from stone, it is reasonably sturdy.

A roof built on top of walls to keep out the rain and wind. Made from stone, it is reasonably sturdy.

Slanted roof built on top of walls to keep out the rain and wind. Made from stone, it is reasonably sturdy.

Stairs placed below a foundation or roof for climbing up. Made from stone, it is reasonably sturdy.

Door built on a foundation. Becomes an entrance. Made from stone, it is reasonably sturdy.

Column for structural support. Made from stone, it is reasonably sturdy.

Massive defensive wall to prevent enemy intrusions. Made from stone, it is reasonably sturdy.

A foundation for building walls or facilities on. Made from metal, it is extremely durable.

Walls built on foundations for keeping out intruders. Made from metal, it is extremely durable.

Wall built on a foundation for keeping out intruders. Includes a window. Made from metal, it is extremely durable.

Triangular wall built on a foundation for keeping out intruders. Made from metal, it is extremely durable.

A roof built on top of walls to keep out the rain and wind. Made from metal, it is extremely durable.

Slanted roof built on top of walls to keep out the rain and wind. Made from metal, it is extremely durable.

Stairs placed below a foundation or roof for climbing up. Made from metal, it is extremely durable.

Door built on a foundation. Becomes an entrance. Made from metal, it is extremely durable.

Column for structural support. Made from metal, it is extremely durable.

Gate large enough for big Pals to pass through. Made from stone, it is reasonably sturdy.

A foundation for building walls or facilities on. Made of industrial-strength glass, it's quite sturdy.

Walls built on foundations for keeping out intruders. Made of industrial-strength glass, it's quite sturdy.

Wall with windows, built on foundations for keeping out intruders. Made of industrial-strength glass, it's quite sturdy.

Triangular wall built on a foundation for keeping out intruders. Made of industrial-strength glass, it's quite sturdy.

A roof built on top of walls to keep out the rain and wind. Made of industrial-strength glass, it's quite sturdy.

Slanted roof built on top of walls to keep out the rain and wind. Made of industrial-strength glass, it's quite sturdy.

Stairs placed below a foundation or roof for climbing up. Made of industrial-strength glass, it's quite sturdy.

Door built on a foundation. Becomes an entrance. Made of industrial-strength glass, it's quite sturdy.

Column for structural support. Made of industrial-strength glass, it's quite sturdy.

Gate large enough for big Pals to pass through. Made from metal, it is extremely durable.

Massive defensive wall to prevent enemy intrusions. Made from metal, it is extremely durable.