Skip to content
Back of the Box Builds

Back of the Box Builds

LEGO Alternate Builds!

  • SETS
    • Adventurers
    • Aquazone
    • Belville
    • BATMAN™
    • BIONICLE
    • Building Set with People
    • Castle
    • Duplo
    • Fabuland
    • Harry Potter
    • Holiday and Event
    • LEGOLAND
    • Model Team
    • Pirates
    • Space
    • Star Wars
    • Technic
    • Train
    • Town
    • Universal Building Set
    • Western
    • More Sets
    • Misc
  • USEFUL LINKS
    • Submit Instructions!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
    • Very Small Builds
    • Small Builds
    • Medium Builds
    • Large Builds
    • Extra Large Builds
    • How BOTBB was Built
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP
Large Builds Official Sets Samsonite Samsonite Sets Town Town Sets 

725-3: Town Plan

October 9, 2024October 9, 2024 Master Builder 6888 Views

Year Released: 1961
Bricklink

  • ← 5948 – Back C
  • 1963: Basic Set with Storage Case →

You May Also Like

1687 – Back A

January 25, 2022January 25, 2022 Master Builder

1195: Alien Encounter Polybag

August 5, 2023August 5, 2023 Master Builder

6190 – Back A

September 14, 2023September 18, 2023 Master Builder

1657: Bird

December 28, 2021December 29, 2021 Master Builder

6389 – Back D

January 24, 2022January 24, 2022 Master Builder

6890: Cosmic Cruiser

October 7, 2019October 7, 2019 Master Builder

EXPLORE MORE OFFICIAL SETS

6088: Robber’s Retreat
Box Story Large Builds Ninja Ninja Alternate Builds Ninja Official Sets Official Sets 

6088: Robber’s Retreat

January 24, 2022April 3, 2024 Master Builder

Year Released: 1998BricklinkInstructions The box reads, “In the hidden depths of the ancient Orient two Ninja teams are locked in a

6551: Checkered Flag 500
Medium Builds Official Sets Town Town Sets 

6551: Checkered Flag 500

November 21, 2023November 21, 2023 Master Builder
6078: Royal Drawbridge
Castle Castle Sets Daniel August Krentz Large Builds Official Sets Royal Knights 

6078: Royal Drawbridge

January 12, 2022July 29, 2023 Master Builder
UFO Value Pack (VP-5)
Bonus/Value Pack Sets Bonus/Value Packs Exploriens Exploriens Sets Official Sets Small Builds Space UFO UFO Sets 

UFO Value Pack (VP-5)

December 10, 2025March 14, 2026 Master Builder
6645: Street Sweeper
Classic Town Official Sets Small Builds Town Town Sets Traffic 

6645: Street Sweeper

November 20, 2020November 20, 2020 Master Builder
6274: Caribbean Clipper
Box Story Imperial Soldiers Large Builds Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets 

6274: Caribbean Clipper

February 8, 2022February 21, 2025 Master Builder
6061: Siege Tower
Castle Castle Sets Lion Knights Medium Builds Official Sets 

6061: Siege Tower

January 6, 2022January 6, 2022 Master Builder
5918: Scorpion Tracker
ABCs Adventurers Adventurers Sets Desert Official Sets Very Small Builds 

5918: Scorpion Tracker

February 8, 2025February 12, 2025 Master Builder
6807: Space Sledge with Astronaut and Robot
Classic Space Classic Space Sets Official Sets Space Very Small Builds 

6807: Space Sledge with Astronaut and Robot

November 21, 2023November 21, 2023 Master Builder
6394: Metro Park & Service Tower
Classic Town Extra Large Builds Gas Station Official Sets Town Town Sets Wrecker 

6394: Metro Park & Service Tower

February 17, 2023February 17, 2023 Master Builder
4709: Hogwarts Castle
Extra Large Builds Harry Potter Harry Potter Sets Official Sets Sorcerer's Stone 

4709: Hogwarts Castle

April 16, 2021July 13, 2021 Master Builder
6990: Futuron Monorail Transport System
ABCs Bjarne Tveskov Extra Large Builds Futron Sets Futuron Official Sets Space 

6990: Futuron Monorail Transport System

August 30, 2020February 12, 2025 Master Builder
4950: Loader-Dozer
Official Sets Rock Raiders Rock Raiders Sets Small Builds 

4950: Loader-Dozer

November 10, 2019December 16, 2019 Master Builder
1974-4: Star Quest
Bonus/Value Pack Sets Futron Sets Futuron Official Sets Small Builds Space 

1974-4: Star Quest

September 7, 2023September 8, 2023 Master Builder
6971: Inter-Galactic Command Base
Classic Space Classic Space Sets Large Builds Official Sets 

6971: Inter-Galactic Command Base

September 12, 2019September 28, 2019 Master Builder
4766: Graveyard Duel
Extra Large Builds Goblet of Fire Harry Potter Harry Potter Sets Official Sets 

4766: Graveyard Duel

May 16, 2023December 16, 2025 Master Builder

BOXES

INSTRUCTIONS

FAVORITES

MINIFIGS

About This Site

Logo
There were once pictures of additional LEGO® builds on the back of set boxes. Written on the boxes was typically something about the endless building possibilities, "Build any of these exciting models with this set!" There were no instructions for these alternate builds, until now.

Sets

  • Adventurers
  • Aquazone
  • BATMAN
  • Bionicle
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Fabuland
  • Harry Potter
  • Holiday and Event
  • LEGOLAND
  • Model Team
  • Pirates
  • Space
  • Star Wars
  • Technic
  • Train
  • Town
  • Universal Building Set
  • Western
  • More Sets
  • Misc

Useful Links

  • Submit Instructions!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • How BOTBB was Built

In Honor of 1526

The classic space set that never was.

Copyright © 2026 Back of the Box Builds. All rights reserved. LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize, or endorse this site.