Advanced Methods for Geospatial Image Analysis

Today, March 15th, is known as the “Ides of March” and infamously marks the assassination of Roman leader Julius Caesar. Here’s a gallery of Rome Overviews, featuring:

The Roman Colosseum

Rome along the Tiber River

Balduina, a residential neighborhood

Prati, a neighborhood in central Rome

Today's Overview captures the sprawling metropolitan area of Athens, Greece — home to over 3.7 million people and spanning nearly 3,000 square kilometers (1,131 sq mi). With ancient landmarks like the Acropolis and the Parthenon amid bustling city streets, Athens has a unique blend of history, culture and modernity. Some municipalities captured in this Overview include Egaleo, Pireas, Kallithea and Glyfada.

37.981779°, 23.727256°

Shaded relief map of the Cyclades islands.

Population density map of North Korea.

Happy Pi Day! There are many circular sights to see from the Overview perspective. Here are a few of our favorites:

Pingyuan Reservoir, China

Nardò Ring, Italy

Apple Park, California, USA

Seville Solar Concentrator, Spain

Great Blue Hole, Belize

Texas population density map.

2023 Turkey Earthquakes Building Damage Assessment Map is live on:

https://hasar.6subatdepremi.org/

10.2K buildings collapsed

5.71K Needs to be demolished

42.5K Heavily Damaged

140K Slightly Damaged

Beijing Daxing International Airport is one of two international airports serving Beijing, China. Its star-shaped terminal building, seen here, is the largest single-structure airport terminal in the world at about 700,000 square meters (7.5 million square feet). Daxing began operations in September 2019 and has served more than 50 million passengers since.

39.509040°, 116.411530°

Guangzhou is one of China’s fastest growing cities, its population more than tripling from 5 million in 1980 to 18.6 million in 2020. The city has seen a huge influx of migrants in recent years, spurred by its fast-growing economy and high labor demands. Guangzhou is at the heart of the Guangdong–Hong Kong–Macau Greater Bay Area, the most-populous built-up metropolitan area in the world with approximately 65.5 million residents.

23.130000°, 113.260000°

Eratosthenes of Cyrene

He is best known for being the first person known to calculate the circumference of the Earth, which he did by using the extensive survey results he could access in his role at the Library; his calculation was remarkably accurate. He was also the first to calculate Earth’s axial tilt, which has also proved to have remarkable accuracy. He created the first global projection of the world, incorporating parallels and meridians based on the available geographic knowledge of his era..