Bomb bowl; image of crater made in the Vietnam war.

Image of damaged buddha painting.

Bullet holes.

Image dedicated to the Hiroshima bomb utilizing Hiroshima Mon Amour (1959) a film by Alain Resnais.

Kimberly hole: Kimberley, South Africa. From 1871 to 1914, 50,000 miners dug this hole with picks and shovels, yielding 2,722 kg of diamonds.
The hole is 463 m wide. It is the biggest hand dug hole in the world.

Kola Hole: the Kola Superdeep Borehole (Russian: Кольская сверхглубокая скважина) is the result of a scientific drilling project of the former USSR.
The project attempted to drill as deep as possible into the Earth's crust. Drilling began on 24 May 1970.
The hole reached 12,261 m (40,230 ft) in 1989, and remains the deepest hole ever drilled.

Maersk bowl: the longest hole ever drilled is the 12,290 m (40,300 ft) Maersk Oil well at Al-Shaheen field in Qatar.

Yucca Mountain: Yucca Mountain is a mountain in Nevada approximately 80 miles north of the Las Vegas metropolitan area.
It was the proposed site for the Yucca Mountain nuclear waste repository from 1987 to 2009.

Ozone: the Antarctic ozone hole is an area of the Antarctic stratosphere in which the recent ozone levels have dropped to as low as 33% of their pre-1975 values.
The overall cause of ozone depletion is the presence of chlorine-containing source gases (primarily CFCs and related halocarbons).

Twin towers: on September 11, 2001, American Airlines Flight 11 purposely crashed into the northern facade of the north tower.
Followed seventeen minutes later by a second United Airlines Flight 175 into the south tower, 2,749 people died.