Forum Romanum
Outlines of Roman History: Decline of the Empire: The Times of the Severi
In this entry from Morey's 1901 textbook the decline of the Roman Empire is presented. The Severi emperors ranged from bad to worse, with the exception of Alexander Severus.
Friesian School
Friesian.com: Severans
This article is a reference to Severus's military rule and how he was able to maintain it.
Other
Computer Reconstruction: Hadrianic Baths at Leptis Magna
Resource presents a computer-generated reconstruction of the Hadrianic Baths at Leptis Magna. The reconstruction is based on photos and writings. There is also an outline history of the baths and a detailed description of the computer...
Other
Alnpete Limited: Hadrianic Baths
This site provides a couple of pictures of Hadrianic Baths as well as some information on the baths.
HyperHistory Online
Hyper History: Severus, Roman Emperor, 146 211
A brief summary of Septimius Severus, his coming to power in 193 and the origin of a military monarchy in the Roman Empire, plus the coincidental origination of the term "Europe" and what it meant.
Vroma Project
V Roma: Arch of Septimius Severus
Short description and picture of the arch of Septimius Severus found near the Capitoline Hill in the Forum Romanum. Includes the famous story about Caracalla and Geta, Severus' feuding sons.