• 1 · Religion and Magic
• 2 · Nature
• 3 · Human Being, Man in General
• 4 · Society, Civilization, Culture
• 5 · Abstract Ideas and Concepts
• 6 · History
• 7 · Bible
• 8 · Literature
• 9 · Classical Mythology and Ancient History

• Top
• 4 · Society, Civilization, Culture
• 46 · social and economic life, transport and communication
• 46C · traffic and transport
• 46C3 · airborne traffic, aviation
• 46C34 · balloon (aviation)
• 46C34(+9) · balloon (aviation) (+ accident, collision, crash ~ traffic and transport)

46C34(+92) · balloon (aviation) (+ wreck ~ traffic accident)