Manned space travel

Skylab
 * 1) Mir
 * 2) International Space Station (The ISS)
 * 3) The Moon landings
 * 4) Yuri Gagarin
 * 5) Laika
 * 6) Soyuz
 * 7) The space race
 * 8) Soyuz 7K-L1
 * 9) Project Mercury
 * 10) Project Gemini
 * 11) Apollo program
 * 12) Aborted Soviet manned lunar programs