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2. Raised pavement marker - Wikipedia

   en.wikipedia.org/wiki/Raised_pavement_marker

   Raised reflective markers, such as plastic, ceramic, or metal ones, include a lens or sheeting that enhances their visibility by retroreflecting automotive headlights, while glass road studs gather automotive headlights with a dome shape and reflect the lights with a reflective layer within.

3. Apache Point Observatory Lunar Laser-ranging Operation

   en.wikipedia.org/wiki/Apache_Point_Observatory...

   The round-trip time tells the distance to the Moon to great accuracy. In this picture the Moon is very over-exposed, needed to make the laser beam visible. Apollo 15 Lunar Ranging Retro-Reflector (LRRR). The small circles are corner cubes, which reflect light directly back in the direction from which it came.

4. List of large optical telescopes - Wikipedia

   en.wikipedia.org/wiki/List_of_large_optical...

   This list combines large or expensive reflecting telescopes from any era, as what constitutes famous reflector has changed over time. In 1900 a 1-meter reflector would be among the largest in the world, but by 2000, would be relatively common for professional observatories.

5. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

6. Cape Hatteras Lighthouse - Wikipedia

   en.wikipedia.org/wiki/Cape_Hatteras_Lighthouse

   In 1848 the 18 lamps were changed to 15 lamps with 21-inch (530 mm) reflectors and the light had become visible in clear weather at a distance of 20 miles (32 km). In 1854 a first-order Fresnel lens with flashing white light was substituted for the old reflecting apparatus, and the tower was raised to 150 feet (46 m).

7. Cloud Gate - Wikipedia

   en.wikipedia.org/wiki/Cloud_Gate

   Constructed between 2004 and 2006, the sculpture is nicknamed "The Bean" because of its shape, a name Kapoor later grew fond of. [1] Made up of 168 stainless steel plates welded together, its reflective and highly polished exterior has no visible seams. It measures 33 by 66 by 42 feet (10 by 20 by 13 m), and weighs 110 short tons (100 t; 98 ...